About Great Developers Info Tech
Company Description
Great Developers Info Tech is a forward-thinking technology company specializing in software development, web solutions, and digital transformation services. With a commitment to innovation and excellence, we harness cutting-edge technologies to deliver tailored solutions that meet the unique needs of our clients. Our work culture is built on collaboration, creativity, and continuous learning, encouraging employees to take initiative and contribute to projects that drive real impact. We promote a flexible work environment that prioritizes work-life balance and fosters professional growth. Our team is composed of highly skilled professionals who are passionate about technology and dedicated to delivering exceptional results.
Software Developer Interview Questions
Q1: Can you describe your experience with programming languages?
I have extensive experience with several programming languages, primarily Java and Python. In my previous role, I developed a web application using Java Spring framework, which improved the client’s operational efficiency by 30%.
Q2: How do you approach debugging a complex issue in your code?
I start by reproducing the issue and then use debugging tools to trace the error. I also review the code for logical errors and check the documentation for any discrepancies. I believe in a systematic approach to isolate the problem before implementing a fix.
Q3: What is your experience with version control systems?
I am proficient in using Git for version control. I regularly use branching strategies for feature development, and I am familiar with pull requests and code reviews to maintain code quality within the team.
Q4: Can you explain the concept of RESTful services?
RESTful services use HTTP requests to access and manipulate data. They are stateless and allow for interaction between client and server via standard HTTP methods like GET, POST, PUT, and DELETE. This promotes scalability and simplicity in web services.
Q5: How do you keep up with new technologies and programming trends?
I follow tech blogs, participate in online coding communities, and attend workshops and conferences. I also take online courses to learn new programming languages and frameworks to stay relevant in the industry.
Project Manager Interview Questions
Q1: How do you prioritize tasks in a project?
I prioritize tasks by assessing their urgency and impact on the project timeline. I utilize project management tools to visualize tasks and dependencies, ensuring that high-impact tasks are completed first to keep the project on track.
Q2: Can you describe a challenging project you managed and how you handled it?
In a previous project, we faced a significant resource shortage mid-way. I re-evaluated the project timeline, communicated transparently with stakeholders, and redistributed tasks among team members to ensure we met our deadlines without compromising quality.
Q3: How do you handle conflicts within a team?
I address conflicts by facilitating open communication between the parties involved. I encourage them to express their concerns and guide them toward finding a mutually acceptable resolution while maintaining a positive team atmosphere.
Q4: What project management methodologies are you familiar with?
I am familiar with Agile and Waterfall methodologies. I have led projects using Agile, focusing on iterative development and constant feedback, which allows for flexibility and adaptability to changing requirements.
Q5: How do you measure project success?
Project success is measured through several criteria, including the quality of deliverables, adherence to timelines and budgets, stakeholder satisfaction, and the overall impact on the client's objectives.
UI/UX Designer Interview Questions
Q1: Can you describe your design process?
My design process typically starts with user research to understand the target audience. I then create wireframes and prototypes, followed by usability testing to gather feedback. I iterate on the design based on insights gained from testing before finalizing.
Q2: How do you ensure your designs are user-centered?
I prioritize user-centered design by conducting user interviews and usability testing throughout the design process. This ensures that the final product meets user needs and provides a seamless experience.
Q3: What tools do you use for UI/UX design?
I use Adobe XD and Sketch for designing interfaces, along with Figma for collaborative design work. For prototyping, I often utilize InVision to create interactive mockups for user testing.
Q4: Can you explain the importance of responsive design?
Responsive design is crucial because it ensures that applications function well on various devices and screen sizes. This enhances user experience and accessibility, which can significantly impact user engagement and satisfaction.
Q5: How do you stay updated with design trends?
I regularly follow design blogs, participate in webinars, and engage with design communities on platforms like Dribbble and Behance. I also attend design conferences to network and learn about emerging trends and technologies.
Data Analyst Interview Questions
Q1: What data analysis tools are you proficient in?
I am proficient in using tools such as Excel, SQL, and Tableau for data analysis and visualization. I have experience in cleaning, manipulating, and analyzing large datasets to derive actionable insights.
Q2: Can you explain the difference between qualitative and quantitative data?
Qualitative data refers to non-numerical insights that describe characteristics or qualities, while quantitative data involves numerical values that can be measured and analyzed statistically. Both types are essential for comprehensive data analysis.
Q3: Describe a project where you used data to influence a business decision.
In my last role, I conducted a market analysis using customer data to identify trends in purchasing behavior. My findings led to a strategic shift in marketing focus, resulting in a 20% increase in customer engagement.
Q4: How do you ensure data accuracy and integrity in your analysis?
I ensure data accuracy by implementing validation checks during data collection and cleaning. I also cross-verify data with multiple sources and document my process to maintain transparency.
Q5: What statistical methods do you frequently use in your analyses?
I often use regression analysis to understand relationships between variables, as well as descriptive statistics to summarize data sets. Additionally, I apply hypothesis testing to validate findings and support data-driven decisions.
Company Background and Industry Position
Great Developers Info Tech has carved out a significant niche within the competitive world of software and IT services. Founded in the early 2010s, it has grown from a small team of passionate coders into a mid-sized organization known for delivering robust enterprise solutions and custom software products. What sets this company apart is its client-centric approach combined with an unrelenting focus on innovation — a trait that resonates well in today’s fast-evolving tech landscape.
Operating primarily in North America and Europe, Great Developers Info Tech competes closely with other industry players who specialize in cloud computing, AI integration, and mobile app development. The company’s market position is buoyed by a steady investment in R&D, which signals to potential hires that they will be part of a forward-thinking firm rather than a stagnant one.
For job seekers, understanding this context is crucial. It’s not just about landing a job but about joining a company where continual learning and adaptability are baked into the culture. Candidates who thrive here usually appreciate a mix of technical depth and creative problem-solving.
How the Hiring Process Works
- Online Application and Resume Screening: Candidates submit their resumes through the company website or job portals. Automated systems often perform initial keyword matches, but recruiters also manually review resumes to look for relevant experience and clear skills alignment.
- Preliminary HR Interview: A brief call or video chat with HR focuses on verifying basic eligibility, understanding the candidate’s motivation, and discussing company culture fit. This stage filters out candidates lacking essential communication skills or clarity about their career goals.
- Technical Assessment: This step can vary—some roles require an online coding test or take-home assignment, while others might skip directly to live coding interviews. These assessments aim to evaluate problem-solving skills, coding proficiency, and familiarity with algorithms and data structures.
- Technical Interviews: Multiple rounds often follow, conducted by senior developers or team leads. These are more in-depth and explore system design, architecture, and domain knowledge, depending on the job role.
- Managerial or Leadership Interview: The hiring manager interviews candidates to assess soft skills, team fit, and project management capabilities. This stage ensures alignment on expectations and aspirations.
- Offer and Negotiation: Successful candidates receive an offer detailing salary, benefits, and other terms. Negotiation is common here, especially for senior roles.
Each phase exists for a reason beyond mere formality. Early steps weed out unsuitable profiles efficiently, while later rounds dig deep into specific competencies and interpersonal dynamics. Candidates often report feeling the process is thorough yet respectful of their time—something many appreciate.
Interview Stages Explained
Resume Screening and HR Initial Round
This isn’t just a checkbox phase. Recruiters try to pinpoint candidates whose profiles align not only with hard skills but also with the company’s evolving needs. A well-crafted resume that highlights measurable achievements and relevant technologies can significantly boost your chances here. The HR call then acts as a gatekeeper — beyond eligibility criteria, it’s about sensing if the candidate’s personality and communication style will gel with the company vibe.
Technical Assessment
This stage varies widely depending on the role. For software developers, expect online coding challenges that test algorithmic thinking and practical problem-solving under time constraints. Take-home assignments simulate real-world tasks, allowing candidates to showcase craftsmanship without the pressure of a ticking clock. It’s a nuanced step where companies seek to balance fair evaluation with maintaining candidate enthusiasm.
Technical Interviews
Arguably the most intense segment, technical interviews often combine whiteboard exercises, live coding, and scenario-based questions. Interviewers want to see not only if you can write code but how you approach complex problems—do you break problems down logically? Can you communicate your thought process clearly? This is also where role-specific topics like microservices, cloud platforms, or front-end frameworks come into play.
Managerial Discussion
This is where the conversation broadens. Hiring managers assess cultural fit, leadership potential, and your ability to collaborate in a team setting. For senior roles, expect discussions around past projects, conflict resolution, and strategic thinking. Candidates often find this stage less about right or wrong answers and more about alignment of values and work style.
Offer and Negotiation
Once all technical and cultural checks pass, the focus shifts to the offer. The company’s salary range and benefits package come into play, and negotiation here is a natural step—especially for those bringing niche skills or extensive experience. Transparency and professionalism during this stage can set the tone for your future relationship with the employer.
Examples of Questions Candidates Report
- Technical Interview: “Explain the difference between synchronous and asynchronous programming. Can you give an example where one is preferable?”
- Coding Challenge: “Write a function to detect cycles in a linked list.”
- System Design: “Design a URL shortening service like bit.ly. How would you ensure scalability and fault tolerance?”
- Behavioral: “Tell me about a time you had a conflict with a teammate. How did you resolve it?”
- HR Interview: “What motivates you to work at Great Developers Info Tech, and where do you see yourself in five years?”
These questions reflect a blend of technical depth and interpersonal assessment, aiming for well-rounded candidates.
Eligibility Expectations
Great Developers Info Tech typically looks for candidates with a bachelor’s degree in computer science or a related field, though exceptions are made for demonstrated skills and experience. For entry-level positions, internships or relevant project experience carry weight. Mid to senior-level roles demand proven hands-on experience in relevant technologies and frameworks, plus a track record of delivering solutions.
Certifications like AWS, Google Cloud, or specialized programming language credentials may boost your profile but are rarely deal-breakers. The company values adaptability and willingness to learn, so a passion for continuous improvement is a must.
Common Job Roles and Departments
The company’s structure revolves around several key departments:
- Software Development: Front-end, back-end, full-stack developers working across multiple tech stacks.
- Quality Assurance: Manual and automation testers ensuring product reliability.
- DevOps and Cloud Engineering: Experts focusing on infrastructure, CI/CD pipelines, and cloud deployment.
- Product Management: Liaising between clients and developers to ensure requirements are met.
- Data Science and AI: Specialists developing machine learning models and analytics tools.
Each department maintains its own technical nuances and often different recruitment emphases. For instance, data science roles heavily focus on statistics and ML algorithms during interviews, while DevOps candidates face infrastructure and scripting challenges.
Compensation and Salary Perspective
| Role | Estimated Salary |
|---|---|
| Junior Software Developer | $60,000 - $80,000 |
| Senior Software Engineer | $110,000 - $140,000 |
| DevOps Engineer | $100,000 - $130,000 |
| QA Automation Engineer | $70,000 - $95,000 |
| Data Scientist | $115,000 - $150,000 |
| Product Manager | $95,000 - $130,000 |
The salary ranges reflect both industry standards and geographical variances. Candidates should expect offers to be competitive but also aligned with the company’s mid-market position—meaning you likely won’t find the top-end Silicon Valley salaries here, but the benefits and learning environment often compensate.
Interview Difficulty Analysis
Overall, candidates find the Great Developers Info Tech interview challenging but fair. The technical rounds can be demanding, especially for those unaccustomed to live coding or system design questions. However, the company’s interviewers typically provide a collaborative rather than combative atmosphere. Many report that the process tests both core programming knowledge and cultural fit, which may feel more balanced than some hyper-technical or purely algorithm-focused tech giants.
Senior roles naturally come with tougher assessments, including leadership scenarios and deeper architectural discussions. Junior applicants might struggle with time-pressured coding tests if they haven't practiced enough, so preparation is key.
Preparation Strategy That Works
- Master data structures and algorithms through platforms like LeetCode or HackerRank. Focus on problem-solving patterns rather than memorizing answers.
- Dive into role-specific topics—if you’re interviewing for DevOps, brush up on cloud platforms, Docker, Kubernetes, and scripting languages.
- Practice system design basics for mid-to-senior roles; sketching out scalable architectures on paper can help.
- Develop clear, concise communication skills—practice explaining your code and thought process aloud since interviewers assess this heavily.
- Review your resume thoroughly so you can confidently discuss any project or technology listed.
- Prepare thoughtful questions about company culture and team workflows—this shows genuine interest.
- Engage in mock interviews with peers or mentors to simulate real conditions and reduce anxiety.
Work Environment and Culture Insights
From conversations with past candidates and some insider glimpses, Great Developers Info Tech promotes a culture that values transparency and team collaboration. While it’s not the typical open-office startup frenzy, the atmosphere is fairly relaxed with an emphasis on work-life balance.
Employees often mention that managers encourage knowledge sharing and experimentation, which creates a sense of psychological safety. The company also supports remote work options and flexible hours—a big plus for many.
That said, as with many mid-sized firms, there can be occasional bureaucratic hurdles, especially when scaling projects or onboarding new technologies. Candidates who appreciate a blend of agility and structure tend to fit best.
Career Growth and Learning Opportunities
One of the selling points for Great Developers Info Tech is its commitment to employee development. Regular training sessions, workshops, and access to online courses are part of the package. Mentorship programs pair less experienced developers with seniors, which speeds up skill acquisition and integration into the company.
Career paths are relatively well-defined, with clear criteria for moving from junior to senior levels or pivoting towards management if desired. The company encourages cross-functional moves, allowing developers to explore product management or DevOps tracks, for instance.
Staff often praise the feedback mechanisms as constructive, with performance reviews focused not just on output but on collaboration and innovation.
Real Candidate Experience Patterns
Feedback collected from candidates reveals a few consistent themes worth noting. The initial HR round can sometimes feel generic, but those who prepare thoughtful answers about their motivation stand out. The technical tests, especially when timed, catch many off guard—planning practice sessions under similar constraints pays off.
During technical interviews, the tone is generally conversational, but candidates who jump into coding without explaining their approach often find the interviewers push back. It’s a common pitfall—your problem-solving narrative matters as much as the solution.
Some candidates have mentioned waiting times between recruitment rounds can be longer than expected, which might test patience. However, communication from the recruitment team tends to be transparent.
Overall, people describe the experience as a genuine learning opportunity, regardless of outcome.
Comparison With Other Employers
Compared with tech giants like Google or Microsoft, Great Developers Info Tech’s hiring process is less intimidating but still rigorous. It doesn’t emphasize exotic algorithm challenges as much but balances practical coding and system design well. This can attract candidates who prefer real-world applicability over theoretical complexity.
Compared to startups, the company provides more structure and defined career paths but may lack some of the startup culture’s frenetic energy and rapid pivots. It occupies a middle ground—offering stability with plenty of room for innovation.
In terms of compensation, it generally offers competitive, though not top-tier pay, making it a solid choice for those prioritizing learning and culture over immediate salary maximization.
Expert Advice for Applicants
Don’t underestimate the importance of soft skills here. Technical prowess gets your foot in the door, but communication and attitude often make the difference. Practice articulating your thoughts clearly during coding challenges. When discussing past experiences, focus on what you learned, challenges you overcame, and how you contributed to your team.
Tailor your preparation to the specific job role—spending hours on algorithms when you’re interviewing for a frontend role that values UI frameworks and JavaScript nuances isn’t the best use of time.
Finally, be patient. The recruitment rounds are designed to be thorough, and it’s perfectly fine to ask recruiters about timelines and feedback.
Frequently Asked Questions
What kind of coding tests does Great Developers Info Tech use?
The company employs a mix of timed online coding challenges, take-home assignments, and live coding interviews depending on the role and seniority level. These tests focus on problem-solving, data structures, and realistic coding tasks.
How important is cultural fit in the selection process?
Cultural fit is quite significant. Beyond technical skills, interviewers assess how well candidates align with the company’s collaborative and transparent environment. Soft skills and communication play a critical role during the managerial round.
What technologies should I be proficient in for a software developer role?
Proficiency in languages like Java, Python, or JavaScript is common. Candidates should also be familiar with software development methodologies, version control systems (e.g., Git), and frameworks relevant to the job posting.
How long does the hiring process typically take?
It generally spans 3 to 6 weeks, though timelines vary depending on the position and candidate responsiveness. Some phases may include waiting periods for feedback or scheduling interviews.
Are remote candidates considered for roles?
Yes. The company supports remote work options, especially post-pandemic, but some roles may require occasional on-site presence depending on project needs.
Final Perspective
Great Developers Info Tech stands out as a pragmatic and steady employer in the IT space. Its interview process is designed thoughtfully to evaluate not just coding chops but problem-solving finesse and cultural harmony. Candidates who invest time in understanding the company’s values and tailoring preparation to their applied role tend to navigate the recruitment rounds smoothly.
While the process can be challenging, it isn’t needlessly brutal—there’s a noticeable human touch in interactions that many candidates appreciate. For those seeking a balanced work environment with opportunities for learning and career development, this company offers a compelling option.
At the end of the day, it’s about matching your skills, aspirations, and personality with a company that values growth and integrity as much as technical excellence.
Great Developers Info Tech Interview Questions and Answers
Updated 21 Feb 2026Backend Developer Interview Experience
Candidate: Emma Wilson
Experience Level: Entry-level
Applied Via: University career fair
Difficulty: Easy
Final Result:
Interview Process
2
Questions Asked
- What is a RESTful API?
- Write a SQL query to find duplicate records.
- Explain the concept of database normalization.
Advice
Focus on fundamentals of backend development and database concepts.
Full Experience
I met their recruiter at a university career fair and applied shortly after. The interview process was straightforward with a coding test and a technical interview. The team was welcoming and provided clear feedback throughout.
DevOps Engineer Interview Experience
Candidate: David Kim
Experience Level: Mid-level
Applied Via: LinkedIn job post
Difficulty:
Final Result: Rejected
Interview Process
3
Questions Asked
- Explain CI/CD pipelines and tools you have used.
- How do you handle infrastructure as code?
- Describe a time you improved system reliability.
Advice
Gain more experience with Kubernetes and cloud platforms like AWS or Azure.
Full Experience
After applying on LinkedIn, I had a phone screen, a technical interview, and a final round with the engineering manager. The questions were practical and scenario-based. I felt I lacked some experience with container orchestration which was a key part of their stack.
QA Engineer Interview Experience
Candidate: Chloe Martinez
Experience Level: Senior
Applied Via: Company career page
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- How do you design a test plan for a new feature?
- Explain the difference between black-box and white-box testing.
- Describe a time you found a critical bug late in the release cycle.
Advice
Prepare detailed examples from your past QA experience and understand automation tools well.
Full Experience
The process was thorough with multiple rounds including HR, technical, and a practical test on automation scripts. The interviewers were very technical and expected deep knowledge of QA methodologies and tools like Selenium and JIRA.
Frontend Developer Interview Experience
Candidate: Brian Lee
Experience Level: Junior
Applied Via: Employee referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2
Questions Asked
- What are the differences between var, let, and const in JavaScript?
- How do you optimize a website's performance?
- Explain the box model in CSS.
Advice
Gain more hands-on experience with React and modern JavaScript frameworks.
Full Experience
I was referred by a current employee and had two interview rounds. The first was a coding challenge focused on JavaScript and CSS, and the second was a technical interview with the team lead. Although I was comfortable with basics, I lacked depth in React which seemed important to them.
Software Engineer Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: Online job portal
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain the difference between REST and SOAP.
- Write a function to reverse a linked list.
- Describe a challenging bug you fixed in a previous project.
Advice
Brush up on data structures and be ready to discuss your past projects in detail.
Full Experience
I applied through their online portal and was contacted within a week. The first round was a technical phone screen focusing on algorithms and data structures. The second was a coding test, and the final round was an onsite interview with the team where they asked both technical and behavioral questions. The environment was friendly, and the interviewers were supportive.
Frequently Asked Questions in Great Developers Info Tech
Have a question about the hiring process, company policies, or work environment? Ask the community or browse existing questions here.
Common Interview Questions in Great Developers Info Tech
Q: In a sports contest there were m medals awarded on n successive days (n > 1). 1. On the first day 1 medal and 1/7 of the remaining m - 1 medals were awarded. 2. On the second day 2 medals and 1/7 of the now remaining medals was awarded; and so on.On the nth and last day, the remaining n medals were awarded.How many days did the contest last, and how many medals were awarded altogether?
Q: A hare and a tortoise have a race along a circle of 100 yards diameter. The tortoise goes in one directionand the hare in the other. The hare starts after the tortoise has covered 1/5 of its distance and that too leisurely.The hare and tortoise meet when the hare has covered only 1/8 of the distance. By what factor should the hareincrease its speed so as to tie the race?
Q: 9 cards are there. You have to arrange them in a 3*3 matrix. Cards are of 4 colors. They are red, yellow, blue and green. Conditions for arrangement: one red card must be in first row or second row. 2 green cards should be in 3rd column. Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. At least one green card in each row.
Q: 36 people {a1, a2, ..., a36} meet and shake hands in a circular fashion. In other words, there are totally 36 handshakes involving the pairs, {a1, a2}, {a2, a3}, ..., {a35, a36}, {a36, a1}. Then size of the smallest set of people such that the res...
Q: T, U, V are 3 friends digging groups in fields. If T & U can complete i groove in 4 days &, U & V can complete 1 groove in 3 days & V & T can complete in 2 days. Find how many days each takes to complete 1 groove individually.
Q: The citizens of planet nigiet are 8 fingered and have thus developed their decimal system in base 8. A certain street in nigiet contains 1000 (in base 8) buildings numbered 1 to 1000. How many 3s are used in numbering these buildings?
Q: There is a room with a door (closed) and three light bulbs. Outside the room there are three switches, connected to the bulbs. You may manipulate the switches as you wish, but once you open the door you can't change them. Identify each switch with its bulb.
Q: Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
Q: Tom has three boxes with fruits in his barn: one box with apples, one box with pears, and one box with both apples and pears. The boxes have labels that describe the contents, but none of these labels is on the right box. How can Tom, by taking only one p
Q: A vessel is full of liquid. From the vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day
Q: Raj has a jewel chest containing Rings, Pins and Ear-rings. The chest contains 26 pieces. Raj has 2 and 1/2 times as many rings as pins, and the number of pairs of earrings is 4 less than the number of rings. How many earrings does Raj have?...
Q: If I walk with 30 miles/hr i reach 1 hour before and if i walk with 20 miles/hr i reach 1 hour late. Find the distance between 2 points and the exact time of reaching destination is 11 am then find the speed with which it walks.
Q: There are four dogs/ants/people at four corners of a square of unit distance. At the same instant all of them start running with unit speed towards the person on their clockwise direction and will always run towards that target. How long does it take for them to meet and where?
Q: An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating.Â
Q: A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Q: A Man is sitting in the last coach of train could not find a seat, so he starts walking to the front coach ,he walks for 5 min and reaches front coach. Not finding a seat he walks back to last coach and when he reaches there,train had completed 5 miles. what is the speed of the train ?
Q: Joe started from Bombay towards Pune and her friend julie in opposite direction. they met at a point . distance traveled by joe was 1.8 miles more than that of julie.after spending some both started there way. joe reaches in 2 hours while julie in 3.5 hours.Assuming both were traveling with constant speed. What is the distance between the two cities.
Q: There are some chickens in a poultry. They are fed with corn. One sack of corn will come for 9 days. The farmer decides to sell some chickens and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30...
Q: In mathematics country 1,2,3,4....,8,9 are nine cities. Cities which form a no. that is divisible by 3 are connected by air planes. (e.g. cities 1 & 2 form no. 12 which divisible by 3 then 1 is connected to city 2). Find the total no. of ways you can go to 8 if you are allowed to break the journeys.
Q: Four persons have to cross the bridge they are having one torch light. Four persons take 1,2,5,10 minutes respectively, when two persons are going they will take the time of the slowest person. What is the time taken to cross by all of them.