About impact analytics
Company Description
Impact Analytics is a leading provider of advanced analytics and data-driven solutions that empower organizations to make informed decisions and optimize their business operations. Founded with the vision of transforming complex data into actionable insights, the company focuses on delivering innovative analytics solutions that drive tangible results across various industries. Impact Analytics fosters a collaborative and inclusive work culture that encourages creativity, continuous learning, and professional growth. The environment is characterized by a strong emphasis on teamwork, where employees are supported in sharing ideas and experimenting with new approaches. The company prioritizes employee well-being, offering flexible work arrangements and a healthy work-life balance.
Data Scientist Interview Questions
Q1: What types of data analysis techniques are you familiar with?
I am familiar with various data analysis techniques including regression analysis, classification, clustering, and time series analysis. I have used these techniques to derive insights from datasets and make predictions.
Q2: Can you explain the difference between supervised and unsupervised learning?
Supervised learning involves training a model on a labeled dataset, where the output is known. In contrast, unsupervised learning deals with unlabeled data, and the model tries to identify patterns or groupings without prior knowledge of the outcomes.
Q3: Describe a project where you used machine learning to solve a business problem.
In a recent project, I developed a machine learning model to predict customer churn for a subscription service. By analyzing historical customer data, I identified key features that contribute to churn and implemented a logistic regression model, which improved retention strategies by 15%.
Q4: How do you handle missing data in a dataset?
I handle missing data by first assessing the extent and impact of the missing values. Depending on the situation, I may choose to remove records, fill in missing values using imputation techniques, or use algorithms that can handle missing data natively.
Q5: What tools and programming languages do you prefer for data analysis?
I prefer using Python and R for data analysis due to their extensive libraries and flexibility. I commonly use libraries like Pandas, NumPy, Scikit-learn, and Matplotlib in Python for data manipulation and visualization.
Business Analyst Interview Questions
Q1: What is your approach to gathering requirements from stakeholders?
My approach to gathering requirements involves conducting interviews, surveys, and workshops with stakeholders to understand their needs. I also analyze existing documentation and processes to identify gaps and opportunities for improvement.
Q2: How do you prioritize tasks in a project?
I prioritize tasks based on their impact and urgency, often using frameworks like the Eisenhower matrix. I also consider stakeholder input and project timelines to ensure that critical tasks are addressed first.
Q3: Can you describe a time when you identified a business problem and proposed a solution?
In a previous role, I identified inefficiencies in the supply chain process that caused delays. I conducted a root cause analysis and proposed a restructuring of the workflow, which ultimately reduced lead times by 20%.
Q4: What tools do you use for data visualization and reporting?
I primarily use Tableau and Power BI for data visualization. These tools allow me to create dynamic dashboards and reports that effectively communicate insights to stakeholders.
Q5: How do you ensure that your analysis aligns with business goals?
I ensure alignment by regularly engaging with stakeholders to understand their objectives and incorporating their feedback throughout the analysis process. I also use key performance indicators (KPIs) to measure success against business goals.
Data Engineer Interview Questions
Q1: What is your experience with data pipeline construction?
I have extensive experience building data pipelines using tools like Apache Airflow and AWS Glue. I have designed ETL processes to extract data from various sources, transform it, and load it into data warehouses efficiently.
Q2: How do you ensure data quality in your engineering processes?
I ensure data quality by implementing validation checks at different stages of the data pipeline, conducting regular audits, and utilizing automated testing to catch discrepancies early in the process.
Q3: Can you explain the difference between SQL and NoSQL databases?
SQL databases are relational and structured, using predefined schemas and supporting complex queries. NoSQL databases are non-relational and flexible, designed for unstructured or semi-structured data, and can scale horizontally.
Q4: Describe your experience with cloud platforms for data storage and processing.
I have worked extensively with cloud platforms such as AWS and Google Cloud. I have utilized services like Amazon S3 for storage, AWS Redshift for data warehousing, and Google BigQuery for big data processing and analysis.
Q5: How do you handle data security and compliance in your projects?
I handle data security by implementing encryption for data at rest and in transit, adhering to best practices for access controls, and ensuring compliance with regulations such as GDPR and HIPAA through regular audits and documentation.
Conclusion Interview Questions
These interview questions and responses are tailored to the specific job roles at Impact Analytics, focusing on the skills and knowledge necessary for candidates to demonstrate during the interview process.
Company Background and Industry Position
impact analytics is a name that resonates strongly in the data science and analytics space, especially within sectors like retail, banking, and energy. Founded over a decade ago, the company carved its niche by delivering actionable insights through advanced analytics and AI-driven solutions. Their approach is not just about churning numbers but connecting data dots to drive real business impact. This client-centric, outcome-driven philosophy sets them apart from many other analytics firms that focus primarily on technical deliverables.
What’s interesting about impact analytics is how they blend industry expertise with cutting-edge tech. This hybrid model allows them to compete with larger consultancies while maintaining a startup-like agility. In today’s market, where data-driven decision making is becoming a non-negotiable, impact analytics holds a solid reputation, especially among mid-market players who want scalable yet customized solutions. For candidates, understanding this positioning is crucial—it shapes what the company values and, by extension, what they look for during recruitment.
How the Hiring Process Works
- Application Screening: The first filter is usually automated or semi-automated screening of resumes to match eligibility criteria. Keywords matter here—candidates with specific skills like Python, SQL, machine learning, or domain expertise have a better chance of progression.
- Preliminary HR Discussion: This round serves dual purposes—validating candidate interest and assessing cultural fit. Often, candidates are surprised by the HR round’s length; it’s designed to gauge motivation, communication skills, and alignment with company values, not just resume laundry lists.
- Technical Assessment: Depending on the role, this can be an online coding test, case study, or technical quiz. The aim here isn’t to trip up candidates with trick questions but to evaluate practical problem-solving under time constraints.
- Detailed Technical Interviews: Usually 1–2 rounds with team leads or managers. These are deep dives into candidates’ domain knowledge, coding ability, analytical thinking, and sometimes business understanding.
- Final Round / Leadership Interview: A broader conversation with senior management to assess long-term fit, ambition, and strategic thinking. Sometimes includes discussions around salary expectations and role responsibilities.
- Offer and Negotiation: Once a candidate clears all rounds, an offer is extended. Impact Analytics tends to be transparent about salary ranges and benefits, which candidates appreciate during negotiations.
This process is designed to balance technical rigor with cultural harmony, reflecting the company’s goal of building teams that can not only deliver but innovate alongside clients.
Interview Stages Explained
HR Interview: More Than Just Formalities
Many candidates underestimate the HR interview at impact analytics. But this stage is really about figuring out if you're someone they can envision thriving in their environment. They ask about your previous experiences, what drives you, and how you handle challenges. They want to feel your enthusiasm and check if your career goals sync with their growth trajectory. It’s a two-way street. You get a feel for their culture too. Sometimes, this round can include discussions about relocation, work hours, and even diversity policies.
Technical Assessment: Testing Depth, Not Just Breadth
Technical tests here aren’t meant to be speed races alone. Instead, they focus on your problem-solving approach and clarity of thought. Candidates might face algorithmic problems, data manipulation tasks, or business cases depending on the role—be it data scientist, analyst, or data engineer. The idea is simple: Can you translate real-world problems into data queries or models? Expect questions that test not just your coding but your reasoning—sometimes open-ended problems where multiple solutions can be valid.
Technical Interviews: Getting into the Nitty-Gritty
When you reach this stage, interviewers want to hear your thought process out loud. They might throw curveballs—like how you’d optimize a slow-running query or design a data pipeline for a volatile dataset. It's not just about the "right" answer but how you arrive there. They’ll probe your knowledge of tools (like Spark, Hadoop, or cloud platforms) and your experience with specific algorithms or statistical methods. These discussions can be intense but rewarding for candidates who are prepared to engage deeply.
Leadership Round: Aligning Vision and Values
The final interview often feels less technical and more strategic. Seniors want to understand how you fit into their bigger picture. They might ask about your approach to teamwork under pressure, handling ambiguous data, or leading projects. Here, storytelling helps—sharing concrete examples of how you’ve driven impact or adapted to change can tip the scales. It’s not just a formality; it’s about ensuring you’re someone who can grow within the company’s dynamic environment.
Examples of Questions Candidates Report
- Explain a complex data project you worked on and how you tackled unexpected challenges.
- How would you design a recommendation system for an e-commerce platform? What data points would you consider?
- Write a SQL query to find the second highest salary from an employee table.
- Given a dataset with missing values, walk me through your approach to cleaning and preprocessing.
- What is overfitting in machine learning, and how do you prevent it?
- Describe a time when your analysis changed a business decision.
- Why do you want to work at impact analytics and how do you see your career evolving here?
Eligibility Expectations
Impact Analytics generally looks for candidates with a solid educational background in fields like computer science, statistics, mathematics, or engineering. However, the emphasis lies more on practical skills and demonstrable experience than just degrees. For entry-level roles, fresh graduates with internship exposure in analytics can get a foot in the door. Mid to senior-level applicants are expected to have hands-on experience with analytics tools, programming languages such as Python or R, and a track record of handling large datasets or projects that drove measurable business outcomes.
One subtle but crucial expectation is cultural agility—someone open to cross-domain learning and interdisciplinary collaboration. This matters because the company’s projects often span clients from different industries, demanding a flexible mindset. Also, communication skills are non-negotiable; you’ll often have to explain complex models to non-technical stakeholders.
Common Job Roles and Departments
Impact Analytics structures its talent into several key roles, each with distinct responsibilities:
- Data Scientist: Building predictive models, statistical analysis, and generating actionable insights using machine learning.
- Data Engineer: Managing data pipelines, ensuring data quality, and enabling scalable data infrastructure.
- Business Analyst: Bridging the gap between technical teams and clients, translating business needs into analytic solutions.
- Machine Learning Engineer: Deploying models into production environments and optimizing algorithms for performance.
- Consultant/Client Partner: Engaging with clients directly, understanding their challenges, and driving project delivery.
Departments usually include client services, product development, research & innovation, and sales support. Depending on team size and project demands, roles can sometimes blur, requiring candidates to wear multiple hats.
Compensation and Salary Perspective
| Role | Estimated Salary (INR Annual) |
|---|---|
| Data Scientist (Entry Level) | 6,00,000 - 10,00,000 |
| Data Engineer | 8,00,000 - 14,00,000 |
| Business Analyst | 5,50,000 - 9,00,000 |
| Machine Learning Engineer | 10,00,000 - 18,00,000 |
| Consultant / Client Partner | 12,00,000 - 22,00,000+ |
Salary ranges reflect the industry norms within mid-sized analytics firms in India and the US. Impact Analytics offers competitive packages but generally lags behind the top-tier global tech giants or strategy consultancies, which is balanced by a more approachable work culture and faster opportunity to take ownership.
Interview Difficulty Analysis
Interview difficulty at impact analytics is often described as moderate to challenging. The technical rounds demand solid foundational knowledge and practical application skills rather than just theoretical concepts. Yet, because the company favors candidates who think critically and communicate well, purely technical prowess without clarity can be a roadblock.
Comparatively, candidates find the process less intimidating than large multinational analytics firms with multi-day marathon interviews but more rigorous than small startups that prioritize cultural fit over technical depth. You should expect a fair number of problem-solving questions that test your ability to juggle both data and business context.
Preparation Strategy That Works
- Deeply understand core data structures, algorithms, and SQL queries—these form the backbone of many technical questions.
- Practice case studies relating to industries impact analytics serves, like retail promotions or energy consumption forecasting.
- Brush up on machine learning concepts, especially bias-variance tradeoff, model validation, and feature engineering.
- Simulate mock interviews focusing on explaining complex technical solutions in simple terms.
- Review your past projects thoroughly; be ready to discuss challenges, your role, and business impact.
- Be prepared for behavioral questions—reflect on leadership experiences, conflict resolution, and times you adapted quickly.
- Stay updated on industry trends and how AI and analytics are evolving—this shows a proactive mindset.
Work Environment and Culture Insights
Impact Analytics fosters a collaborative environment with a startup ethos despite its growth. The culture emphasizes intellectual curiosity, openness to feedback, and continuous learning. Candidates often remark that teams are supportive, with leaders approachable and invested in mentoring.
However, as with many analytics firms juggling multiple client projects, the pace can be intense during delivery deadlines. Flexibility and resilience are assets here. Work-life balance is generally respected but may lean towards longer hours during crunch times.
Diversity initiatives are gaining momentum internally, and the company encourages voices from varied backgrounds to drive innovation.
Career Growth and Learning Opportunities
One compelling aspect of impact analytics is its focus on career development. Employees often rotate through different projects and clients, gaining exposure to various industries and problem types. This breadth accelerates skill acquisition beyond niche technical abilities.
Formal training programs, mentorship initiatives, and knowledge-sharing sessions are integral parts of the ecosystem. Unlike some organizations where growth can plateau quickly, impact analytics promotes internal mobility—data scientists can transition to client-facing roles, and analysts can move into engineering tracks if they choose.
The company also encourages certification and attendance at industry conferences, underpinning a culture that values staying current in this fast-evolving domain.
Real Candidate Experience Patterns
Speaking candidly with those who've been through impact analytics’ hiring, a few patterns emerge. Many mention the HR round sets the tone—it’s less intimidating than expected and leaves a strong impression of openness. Technical rounds demand clear thinking and patience; interviewers often pause to let candidates articulate their approach.
Several candidates have noted that interviewers appreciate honesty—if you don’t know something, it’s better to say so and demonstrate willingness to learn than fabricate answers. This honesty often turns what might be a weak spot into a conversation about growth.
Some report that the leadership round can catch you off guard if you come in overly focused on technicalities. It’s a reminder that impact analytics hires people who can step back and see the big picture, not just crunch data.
Comparison With Other Employers
When stacked against giants like Mu Sigma or Fractal Analytics, impact analytics tends to offer a more intimate, less bureaucratic hiring experience. The recruitment rounds are fewer but carefully targeted, reflecting their preference for quality over quantity.
Compared to startups, the process is more structured, with clear benchmarks for eligibility and performance. This balance makes it a suitable stepping stone for candidates not quite ready for a high-pressure startup but seeking more variety than large corporates provide.
Salary packages may not always top the charts, but the intangible benefits—such as diverse project exposure and cultural fit—often compensate.
Expert Advice for Applicants
Don’t just prepare to answer questions—prepare to engage in a conversation. Impact Analytics values critical thinking and communication. Show them how you approach problems, not just the solutions you produce.
Also, tailor your preparation to their industry focus. For example, if you’re interviewing for a retail analytics role, understand common business levers like customer segmentation, price elasticity, or promotion optimization.
Practice explaining complex technical concepts in layman’s terms. This skill often distinguishes candidates who move forward.
Lastly, be patient and resilient. The hiring process can feel demanding but is designed to find people who can thrive in a dynamic, fast-paced consulting-like environment.
Frequently Asked Questions
What kind of technical interview questions can I expect at impact analytics?
Expect a mix of SQL queries, data manipulation tasks, and scenario-based questions that test your ability to apply analytics to real-world problems. They focus on practical skills over abstract theory.
How many rounds does the interview process usually have?
Typically, candidates go through 4 to 6 rounds, including HR screening, a technical assessment, one or two technical interviews, and a final leadership round.
Is prior experience in a specific industry required?
Not strictly. While domain expertise is a plus, impact analytics values analytical ability and adaptability across sectors, given their diverse client base.
How transparent is the company about salary ranges during recruitment?
Fairly transparent. They usually discuss salary expectations during the final rounds and are open to negotiation within set bands.
Does impact analytics provide support for interview preparation?
They occasionally share guidance on skills to focus on but don’t offer formal prep sessions. Candidates are encouraged to research and practice independently.
Final Perspective
Landing a role at impact analytics is more than just clearing rounds; it’s about aligning with a company that values analytical rigor blended with real-world impact. The interview process is thoughtfully designed to assess not merely your technical chops but your ability to translate data into business value and work effectively within teams.
If you’re someone who enjoys tackling messy data problems, collaborating across disciplines, and growing in a nimble yet established company, preparing well here can open rewarding doors. Remember, it’s not just what you know but how you think and communicate that leaves a lasting impression. Take the time to reflect on your experiences, sharpen your fundamentals, and approach each stage as a conversation—not a test. Your authenticity and enthusiasm could be exactly what they’re looking for.
impact analytics Interview Questions and Answers
Updated 21 Feb 2026Product Manager Interview Experience
Candidate: Emily Davis
Experience Level: Senior
Applied Via: Job Portal
Difficulty: Hard
Final Result: Rejected
Interview Process
4
Questions Asked
- How do you prioritize product features?
- Describe a time you managed a cross-functional team.
- Case study on launching a data product.
- Technical questions on data analytics concepts.
- Behavioral questions on leadership and conflict resolution.
Advice
Prepare detailed examples of product management experience and understand data analytics basics. Practice case studies thoroughly.
Full Experience
Applied via a job portal. The interview process was extensive with multiple rounds including a case study and behavioral interviews. Although I had strong experience, I was not selected due to a preference for candidates with more technical background.
Data Engineer Interview Experience
Candidate: David Kim
Experience Level: Mid-level
Applied Via: Recruiter Outreach
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain ETL pipelines you've built.
- How do you ensure data quality?
- Write a script to automate data ingestion.
- Questions on cloud platforms like AWS or Azure.
- Behavioral questions on project management.
Advice
Be ready to discuss technical projects in detail and demonstrate scripting skills. Familiarity with cloud services is a plus.
Full Experience
A recruiter contacted me on LinkedIn. The first round was a phone screen, followed by a technical interview with coding and cloud questions. The final round was a team interview focusing on collaboration and project experience.
Business Analyst Interview Experience
Candidate: Catherine Smith
Experience Level: Entry-level
Applied Via: Referral
Difficulty: Easy
Final Result:
Interview Process
2
Questions Asked
- Describe your experience with data visualization tools.
- How do you gather requirements from stakeholders?
- Scenario-based questions on problem-solving.
- Basic SQL queries.
Advice
Leverage your communication skills and understanding of business processes. Prepare basic SQL and visualization tool knowledge.
Full Experience
Referred by a friend, I had two rounds: an HR interview and a technical round. The technical round focused on my analytical skills and ability to communicate insights effectively. The interviewers were supportive and the process was smooth.
Machine Learning Engineer Interview Experience
Candidate: Brian Lee
Experience Level: Senior
Applied Via: Company Website
Difficulty: Hard
Final Result: Rejected
Interview Process
4
Questions Asked
- Explain deep learning architectures you've used.
- How do you optimize model performance?
- Coding challenge on Python and TensorFlow.
- System design for scalable ML pipelines.
- Behavioral questions on teamwork and conflict resolution.
Advice
Prepare for system design and coding challenges. Demonstrate clear communication and problem-solving skills.
Full Experience
Applied through the company website. The process was rigorous with multiple technical rounds including a coding challenge and system design. Despite strong technical skills, I was not selected due to fit with team culture.
Data Scientist Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: LinkedIn
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain a machine learning project you worked on.
- How do you handle missing data?
- Describe the difference between supervised and unsupervised learning.
- Write SQL queries to extract data from a database.
- Case study on predicting customer churn.
Advice
Brush up on SQL and machine learning fundamentals. Be ready for a case study and behavioral questions.
Full Experience
The process started with an online application via LinkedIn. The first round was a phone screen focusing on my background and basic ML concepts. The second round was a technical interview with coding and SQL questions. The final round was a case study presentation and behavioral interview. The team was friendly and the questions were fair.
Frequently Asked Questions in impact analytics
Have a question about the hiring process, company policies, or work environment? Ask the community or browse existing questions here.
Common Interview Questions in impact analytics
Q: A man has a wolf, a goat, and a cabbage. He must cross a river with the two animals and the cabbage. There is a small rowing-boat, in which he can take only one thing with him at a time. If, however, the wolf and the goat are left alone, the wolf will eat the goat. If the goat and the cabbage are left alone, the goat will eat the cabbage. How can the man get across the river with the two animals and the cabbage?
Q: Suppose a newly-born pair of rabbits, one male, one female, are put in a field. Rabbits are able to mate at the age of one month so that at the end of its second month a female can produce another pair of rabbits. Suppose that our rabbits never die and that the female always produces one new pair (one male, one female) every month from the second month on.
Q: A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. According to his will: First give one coin to manager. 1/5th of the remaining to the elder son.Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally.All should get full coins. Find the minimum number of coins he has?
Q: There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small all. The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. What is 'N' for the horizontal line from the centre of small wheel always is horizontal.
Q: There are 3 clans in an island - The Arcs who never lie, the Dons who always lie and the Slons who lie alternately with the truth. Once a tourist meets 2 guides who stress that the other is a Slon. They proceed on a tour and see a sports meet. The first guide says that the prizes have been won in the order Don, Arc, Slon. The other says that, the order is Slon, Don, Arc. (the order need not be exact). To which clan did each of the guides and the players belong? ...
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: ABCDE are sisters. Each of them gives 4 gifts and each receives 4 gifts No two sisters give the same combination ( e.g. if A gives 4 gifts to B then no other sisters can give four to other one.)Â (i) B gives four to A.(ii) C gives 3 to E. How much did A,B,C,E give to D?
Q: At 6?o a clock ticks 6 times.The time between first and last ticks is 30 seconds.How long does it tick at 12?o clock?2.A hotel has 10 storey. Which floor is above the floor below the floor, below the floor above the floor, below the floor above the fifth.
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: A long, long time ago, two Egyptian camel drivers were fighting for the hand of the daughter of the sheik of Abbudzjabbu. The sheik, who liked neither of these men to become the future husband of his daughter, came up with a clever plan: a race would dete
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: In a Park, N persons stand on the circumference of a circle at distinct points. Each possible pair of persons, not standing next to each other, sings a two-minute song ? one pair immediately after the other. If the total time taken for singing is 28 minutes, what is N?
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: Jack and his wife went to a party where four other married couples were present. Every person shook hands with everyone he or she was not acquainted with. When the handshaking was over, Jack asked everyone, including his own wife, how many hands they shook?
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 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: 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.