About LIGHT PHARMA
Company Description
LIGHT PHARMA is a leading pharmaceutical company dedicated to advancing healthcare through innovative drug development and cutting-edge research. With a commitment to improving patient outcomes, LIGHT PHARMA focuses on creating effective therapies and medications that address critical health challenges. The work culture at LIGHT PHARMA is collaborative and dynamic, encouraging teamwork and open communication among employees. The company promotes continuous learning and development, ensuring that staff remain at the forefront of industry advancements. A strong emphasis is placed on ethical practices and compliance, fostering a supportive environment where employees are empowered to take initiative and drive results.
Research Scientist Interview Questions
Q1: What experience do you have in pharmaceutical research?
I have over five years of experience in pharmaceutical research, focusing on drug formulation and testing. I have worked on several projects that involved developing new compounds and assessing their efficacy through in vitro and in vivo studies.
Q2: Can you explain the significance of Good Laboratory Practices (GLP)?
Good Laboratory Practices (GLP) are essential to ensure the quality and integrity of research data. They provide a framework for maintaining consistency and reliability in laboratory studies, which is critical for regulatory submissions and ensuring patient safety.
Q3: How do you approach troubleshooting during experiments?
I approach troubleshooting by first reviewing the experimental design and protocols to identify any deviations or errors. Then, I analyze the data collected to pinpoint inconsistencies. Collaborating with colleagues for additional insights is also a part of my strategy.
Q4: Describe a time when you had to work under tight deadlines.
During a project on drug formulation, we faced a tight deadline due to an upcoming conference. I prioritized tasks, delegated responsibilities among team members, and streamlined processes, which allowed us to complete the project ahead of schedule while maintaining quality.
Q5: What techniques do you use for data analysis in your research?
I commonly use statistical software such as R and SPSS for data analysis. I also employ techniques like regression analysis and ANOVA to interpret results and draw meaningful conclusions from experimental data.
Quality Assurance Specialist Interview Questions
Q1: What is your understanding of the role of Quality Assurance in pharmaceuticals?
Quality Assurance (QA) in pharmaceuticals is crucial for ensuring that products meet the required standards of quality, safety, and efficacy. QA processes help in preventing defects and ensuring compliance with regulatory requirements throughout the product lifecycle.
Q2: How do you ensure compliance with regulatory requirements?
I ensure compliance by staying updated with regulatory guidelines and implementing them in our processes. Regular audits and training sessions for staff are also essential to ensure everyone is aware of the requirements and procedures.
Q3: Describe your experience with CAPA (Corrective and Preventive Actions).
I have implemented CAPA processes to address non-conformities by conducting root cause analysis and developing action plans that address the issues. I also monitor the effectiveness of these actions to prevent recurrence.
Q4: How do you handle discrepancies found during audits?
Upon finding discrepancies during audits, I first document the findings and communicate them with the relevant teams. I collaborate with them to investigate the root cause and develop a corrective action plan to resolve the issues promptly.
Q5: Can you explain the importance of documentation in Quality Assurance?
Documentation is vital in QA as it provides a clear record of compliance, processes, and actions taken. It serves as evidence for regulatory inspections and helps in maintaining traceability and accountability throughout the production process.
Clinical Research Associate Interview Questions
Q1: What experience do you have in clinical trials?
I have over four years of experience as a Clinical Research Associate, during which I have managed multiple clinical trials from initiation to close-out. My role involved site selection, monitoring, and ensuring adherence to protocols and regulatory requirements.
Q2: How do you ensure patient safety during a clinical trial?
Patient safety is paramount, and I ensure it by closely monitoring adverse events and ensuring that the trial protocols are followed rigorously. Regular communication with the study team and investigators helps in promptly addressing any safety concerns.
Q3: What strategies do you use for effective site monitoring?
I employ a risk-based monitoring approach, focusing on critical data and processes to ensure compliance. Regular visits and remote monitoring techniques allow me to maintain oversight and provide support to site personnel.
Q4: How do you handle protocol deviations?
I handle protocol deviations by first assessing the situation to understand the impact on study integrity. I document the deviation, involve the study team in a discussion, and implement corrective measures to prevent future occurrences.
Q5: Describe a challenging situation you faced in your role and how you resolved it.
During one trial, we faced recruitment challenges. I worked with the site staff to enhance patient outreach strategies and collaborated with local healthcare providers to increase awareness about the study, which ultimately improved recruitment rates.
Company Background and Industry Position
LIGHT PHARMA has steadily carved out a niche in the pharmaceutical sector, particularly focusing on innovative drug development and sustainable manufacturing practices. From its inception, it has balanced cutting-edge research with pragmatic market needs—a somewhat rare feat in this industry. They’re not the giant multinational you might immediately think of, but their influence in specialty pharmaceuticals and biotherapeutics is growing rapidly.
Understanding this context is crucial for candidates because the company culture, hiring priorities, and role requirements often reflect its ambition to blend scientific rigor with commercial viability. LIGHT PHARMA operates amidst stiff competition, especially from established pharma giants and nimble biotech startups, meaning their recruitment strategy tends to favor adaptability and a strong research foundation. So, if you’re eyeing a position here, you’re stepping into a space where scientific innovation and practical application converge, and the hiring process reflects that duality.
How the Hiring Process Works
- Initial Screening: The journey typically begins with an HR screening call or an online application review. This step filters candidates based on basic eligibility criteria such as educational background, relevant experience, and sometimes a preliminary fit with the company’s culture.
- Technical Assessment: For scientific or technical roles, LIGHT PHARMA usually administers a written test or an online technical quiz. This isn’t just about checking if you know your stuff—it's designed to see how you approach problem-solving under timed conditions.
- First Technical Interview: If you clear the assessment, you’re invited to a detailed technical interview, often with a senior scientist or department head. This is where practical knowledge, experimental design, and applied skills come into sharp focus.
- HR Interview: Following the technical round, candidates meet with HR to discuss behavioral aspects, motivation, and alignment with company values.
- Final Interview / Panel Discussion: Some roles, particularly leadership or managerial ones, culminate in a panel interview with multiple stakeholders assessing both technical expertise and leadership qualities.
- Offer and Negotiation: Successful candidates receive an offer detailing salary range, benefits, and other contractual terms.
This layered process might feel a bit demanding, but it reflects LIGHT PHARMA’s intent to hire candidates who can not only do the job but thrive and grow within the company’s evolving landscape.
Interview Stages Explained
Initial Screening and HR Interaction
At first glance, the HR screening might seem routine—just confirming your resume details or asking generic questions. Yet, this stage is a subtle dance. HR representatives look beyond your answers for clues about your communication skills, cultural fit, and genuine interest in the company’s mission. They want to weed out candidates who are casually applying to every pharma firm, ensuring LIGHT PHARMA invests time in people who’re actually motivated by their work.
Technical Assessment
Many candidates find this phase a little intimidating but crucial. The assessment isn’t just testing textbook knowledge but problem-solving approaches under pressure. You’ll likely face questions about molecular biology, pharmaceutical chemistry, or regulatory standards relevant to your role. The goal here is to simulate the kind of analytical thinking and precision demanded on the job. It’s not unusual for candidates to underestimate this phase, so treat it like a real mini-workday challenge rather than a casual quiz.
Technical Interview
This stage dives deeply into your practical expertise. Interviewers often ask you to walk through past projects, experimental designs, or data interpretation you’ve worked on. The reason is simple: LIGHT PHARMA is keen to ensure you don’t just know theory, but can apply it in a lab or clinical setting. The conversation can be a bit like a scientific discussion, where you’re expected to defend choices, troubleshoot hypothetical scenarios, and demonstrate critical thinking.
HR Interview
Once technical competency is established, the HR interview shifts the spotlight to your personality, values, and work ethics. Typical questions revolve around teamwork, conflict resolution, and how you handle setbacks. This round is particularly telling because it reflects how you’ll mesh with the company culture, which prides itself on collaboration and innovation. Candidates often notice a more relaxed tone here, but don’t let that lull you into complacency.
Final Panel Interview
Reserved mainly for senior or specialized roles, this stage involves multiple interviewers from different departments. It’s a cross-examination of sorts—technical questions paired with behavioral inquiries and sometimes case studies or role-specific problem-solving exercises. The panel format tests your ability to engage with diverse perspectives and defend your ideas confidently without becoming defensive. It mirrors the real-world collaborative environment LIGHT PHARMA fosters.
Examples of Questions Candidates Report
- Technical Interview: "Explain a challenging experiment you conducted and how you handled unexpected results."
- Technical Assessment: "Design a protocol for drug stability testing under varying environmental conditions."
- HR Interview: "Describe a time when you had to work with a difficult team member. How did you manage the situation?"
- Final Panel: "Given a scenario where your project timeline is delayed by regulatory approval setbacks, how would you prioritize tasks and communicate with stakeholders?"
- General: "What interests you about LIGHT PHARMA and how do you see yourself contributing to our innovation goals?"
Eligibility Expectations
LIGHT PHARMA maintains fairly stringent eligibility criteria to maintain its innovative edge. For research-based roles, a Master’s degree or Ph.D. in Life Sciences, Pharmacy, Chemistry, or related fields is almost always mandatory. Entry-level positions might accept fresh graduates with strong academic records, but internship or industrial experience gives candidates a significant advantage.
For positions in regulatory affairs or quality assurance, experience with GxP guidelines, documentation standards, and compliance audits is often essential. The company’s hiring preference leans towards candidates who demonstrate both specialization and some versatility, given the multidisciplinary nature of pharmaceutical projects.
Don’t expect much leniency on these points—LIGHT PHARMA’s competitive recruitment environment means they have a deep talent pool to select from, so meeting eligibility criteria is the bare minimum, not a guarantee.
Common Job Roles and Departments
The breadth of roles at LIGHT PHARMA covers the entire pharmaceutical value chain. Here’s a snapshot of frequent openings:
- Research Scientist: Focused on drug discovery, formulation, and preclinical studies.
- Clinical Research Associate: Managing clinical trial protocols, patient data, and compliance.
- Quality Assurance Specialist: Ensuring adherence to manufacturing and documentation standards.
- Regulatory Affairs Officer: Handling submissions, monitoring policy changes, and liaising with authorities.
- Process Development Engineer: Improving manufacturing processes for scalability and efficiency.
- Production Supervisor: Overseeing day-to-day operations in manufacturing units.
- Pharmacovigilance Analyst: Monitoring drug safety and adverse event reporting.
Each of these departments demands nuanced skill sets; candidates should tailor their preparation accordingly. For example, a Research Scientist must emphasize lab skills and experimental design, while a Regulatory Affairs candidate should be fluent in local and international pharmaceutical laws.
Compensation and Salary Perspective
| Role | Estimated Salary (Annual, USD) |
|---|---|
| Research Scientist | 55,000 - 75,000 |
| Clinical Research Associate | 45,000 - 65,000 |
| Quality Assurance Specialist | 40,000 - 60,000 |
| Regulatory Affairs Officer | 50,000 - 70,000 |
| Process Development Engineer | 60,000 - 85,000 |
| Production Supervisor | 35,000 - 55,000 |
| Pharmacovigilance Analyst | 45,000 - 65,000 |
The salary range reflects the company’s positioning as a mid-to-premium employer in pharma. It's competitive enough to attract quality candidates but not as high as the multinationals headquartered in pharma hubs like Basel or Boston. Expect offers to align closely with your experience and negotiation ability, especially for senior roles.
Interview Difficulty Analysis
Talk to people who have been through LIGHT PHARMA’s hiring rounds and you’ll hear a consistent theme: the process is thoughtfully challenging but fair. It’s neither a breeze nor a brutal ordeal. The technical assessments test core knowledge relevant to the role rather than obscure trivia, which candidates appreciate.
However, some find the panel interviews mentally taxing—because they’re expected to juggle multiple angles, from technical depth to strategic thinking, often in the same discussion. For fresher roles, the difficulty lies more in the breadth of questions—expect everything from fundamental science to industry trends.
Overall, candidates usually say it’s a process that rewards thorough preparation and genuine enthusiasm rather than rote memorization or rehearsed answers.
Preparation Strategy That Works
- Understand the Role Deeply: Study the job description and related industry standards. Know what skills and knowledge the job roles demand and focus your preparation there.
- Brush Up on Core Concepts: Especially for technical interviews, revisit key pharmaceutical and life sciences concepts, lab techniques, and regulatory guidelines relevant to your specialization.
- Practice Problem-Solving: Approach sample case studies or real-world scenarios. This prepares you for on-the-spot questions and simulation exercises in interviews.
- Mock Interviews: Simulate both technical and HR interview rounds with peers or mentors to improve fluency and confidence.
- Research LIGHT PHARMA: Be familiar with their recent projects, product portfolio, and company values. Tailor your answers to show alignment.
- Prepare Questions: Having insightful questions about the team's work, company culture, or future plans signals genuine interest and engagement.
- Manage Your Time: For assessments, practice timed tests to build speed without sacrificing accuracy.
Work Environment and Culture Insights
From insider accounts and employee reviews, LIGHT PHARMA fosters a culture that values scientific curiosity and integrity. The environment tends to be collaborative, with cross-functional teams working closely to accelerate drug development pipelines. Yet, there’s an unmistakable startup vibe, where agility and adaptive thinking are prized.
Employees often highlight a respectful hierarchy—senior scientists are approachable, and fresh ideas are welcomed. That said, the pressure to meet project deadlines and regulatory standards is real, as in any pharma setup. Candidates should be ready for a dynamic but disciplined workplace.
Career Growth and Learning Opportunities
LIGHT PHARMA invests in continuous learning, offering training programs, certifications, and sponsorships for advanced studies. Career progression is typically merit-based, closely tied to demonstrated expertise and project impact rather than tenure alone.
For mid-level professionals, there are opportunities to transition into leadership roles or pivot into areas like regulatory strategy or product management. The company’s growth trajectory means new departments and roles frequently emerge, creating openings for versatile employees.
The focus on innovation also means employees get exposure to state-of-the-art techniques and interdisciplinary collaboration, which can significantly enhance their career capital in pharma.
Real Candidate Experience Patterns
Candidates often describe the interview experience as a balanced mix of challenging and encouraging. Many recall the technical interview as a deep dive, where interviewers were both rigorous and supportive, appreciating when candidates thought aloud rather than giving rehearsed answers.
Some mention the HR interviewer’s empathy—taking time to connect and ease nerves, which contrasts with the more intense technical rounds. Panel interviews, while daunting, are usually well-structured and provide an opportunity to showcase leadership potential.
Waiting times can be a bit longer than ideal, especially between assessment and technical rounds, something candidates should mentally prepare for without losing momentum.
Comparison With Other Employers
Compared to pharma giants like Pfizer or Novartis, LIGHT PHARMA offers a more intimate yet equally scientifically challenging workplace. The recruitment rounds are fewer but more focused on quality over quantity. Unlike startups that might prioritize speed over process, LIGHT PHARMA maintains a structured selection process, reflecting its commitment to compliance and quality.
Salary packages fall in the mid-range spectrum—not as lucrative as the international pharma hubs but competitive enough within regional markets. The work culture strikes a middle ground between the formal corporate environment and the flexible startup approach, which appeals to candidates seeking stability with room to innovate.
Expert Advice for Applicants
Take time to understand LIGHT PHARMA’s core business and tailor your pitch accordingly. Avoid generic answers about why you want to work in pharma; instead, link your skills and goals directly to their projects or values.
Don’t overlook the importance of soft skills—communication and adaptability weigh heavily in interviews. Be ready to discuss teamwork, conflict resolution, and how you’ve dealt with failure or setbacks. These stories often leave a lasting impression.
Finally, prepare to demonstrate a learning mindset. The pharmaceutical landscape is fast-evolving, and LIGHT PHARMA looks for candidates who are not just experts but also curious learners ready to grow.
Frequently Asked Questions
What kind of technical questions can I expect in the LIGHT PHARMA interview?
Expect questions that test your understanding of pharmaceutical sciences relevant to your role, such as drug formulation, clinical trial design, or quality control procedures. Practical problem-solving scenarios related to lab techniques or regulatory compliance are common.
How long does the entire hiring process usually take?
Typically, the process spans 4 to 8 weeks, depending on the role and recruitment volume. Some stages, like technical assessments, are quick, but panel interviews and final decisions may take longer due to scheduling multiple stakeholders.
Is prior industry experience mandatory for all positions?
While certain specialized roles require prior experience, entry-level and internship positions may accept fresh graduates with strong academic records. However, relevant internships or research projects significantly boost your chances.
How important is cultural fit in the selection process?
Very important. LIGHT PHARMA emphasizes collaboration and innovation, so demonstrating alignment with these values during HR interviews and panel discussions can be a deciding factor.
Are there opportunities for remote work or flexible schedules?
The company tends to prioritize on-site presence, especially for lab-based roles, though some departments may offer hybrid arrangements depending on project needs and seniority.
Final Perspective
Landing a role at LIGHT PHARMA isn’t just about ticking boxes—it’s about showing that you can contribute meaningfully to a company that thrives at the crossroads of science and business. Their interview process is deliberately crafted to assess not just what you know, but how you think, communicate, and grow.
Approach the recruitment rounds as conversations rather than interrogations, and let your genuine curiosity and expertise shine. If you prepare thoughtfully, align with their mission, and bring a proactive attitude, LIGHT PHARMA can be a remarkable place to build a rewarding pharmaceutical career.
LIGHT PHARMA Interview Questions and Answers
Updated 21 Feb 2026Pharmacovigilance Officer Interview Experience
Candidate: Emily Davis
Experience Level: Entry-level
Applied Via: Company website
Difficulty:
Final Result: Rejected
Interview Process
2
Questions Asked
- What is pharmacovigilance and why is it important?
- How would you handle adverse event reporting?
- Describe your experience with safety databases.
Advice
Gain more practical experience with safety reporting systems and understand regulatory requirements deeply.
Full Experience
The interviewers asked detailed questions about drug safety monitoring. I realized I needed stronger technical knowledge to meet their expectations.
Clinical Trial Coordinator Interview Experience
Candidate: David Kumar
Experience Level: Mid-level
Applied Via: Job fair
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- How do you manage patient recruitment?
- Describe your experience with clinical trial documentation.
- What software tools have you used for trial management?
Advice
Highlight your organizational skills and familiarity with clinical trial regulations.
Full Experience
After an initial phone screen, I had two in-person interviews focusing on my coordination experience and ability to handle trial logistics. The team was supportive throughout.
Regulatory Affairs Specialist Interview Experience
Candidate: Catherine Smith
Experience Level: Senior
Applied Via: Recruiter contact
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- Describe your experience with FDA submissions.
- How do you stay updated on regulatory changes?
- Explain a time you managed a compliance issue.
- What strategies do you use for cross-functional collaboration?
Advice
Prepare detailed examples of regulatory challenges you've handled and demonstrate strong communication skills.
Full Experience
The process was intense with multiple rounds including a case study presentation. The interviewers were very knowledgeable and expected thorough answers.
Quality Control Analyst Interview Experience
Candidate: Brian Lee
Experience Level: Entry-level
Applied Via: Employee referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2
Questions Asked
- What quality control methods are you familiar with?
- How do you ensure accuracy in your work?
Advice
Gain more hands-on experience with QC instruments and emphasize attention to detail.
Full Experience
The interviews were straightforward, mostly behavioral and basic technical questions. I felt I lacked practical experience compared to other candidates.
Research Scientist Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: Online application
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain your experience with drug formulation.
- How do you handle lab safety protocols?
- Describe a challenging research project you led.
Advice
Be prepared to discuss your technical expertise and past research projects in detail.
Full Experience
The interview process was thorough with a technical test followed by two rounds of interviews focusing on my research background and problem-solving skills. The team was friendly and professional.
Frequently Asked Questions in LIGHT PHARMA
Have a question about the hiring process, company policies, or work environment? Ask the community or browse existing questions here.
Common Interview Questions in LIGHT PHARMA
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: 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: Consider a pile of Diamonds on a table. A thief enters and steals 1/2 of the total quantity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2. Then 4th thief enters and steals 1/2 of the remaining+2. When the 5th one enters he finds 1 diamond on the table. Find out the total no. of diamonds originally on the table before the 1st thief entered.
Q: 3 policemen and 3 thieves had to cross a river using a small boat. Only two can use the boat for a trip. All the 3 policemen and only 1 thief knew to ride the boat. If 2 thieves and 1 policeman were left behind they would kill him. But none of them escaped from the policemen. How would they be able to cross the river?
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: A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once.How would you know which is the switch?
Q: There are 3 sticks placed at right angles to each other and a sphere is placed between the sticks . Now another sphere is placed in the gap between the sticks and Larger sphere . Find the radius of smaller sphere in terms of radius of larger sphere.
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: The egg vendor calls on his first customer and sells half his eggs and half an egg. To the second customer, he sells half of what he had left and half an egg and to the third customer he sells half of what he had then left and half an egg. By the way he did not break any eggs. In the end three eggs were remaining . How many total eggs he was having ?
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: Consider a series in which 8 teams are participating. each team plays twice with all other teams. 4 of them will go to the semi final. How many matches should a team win, so that it will ensure that it will go to semi finals.?
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: A man driving the car at twice the speed of auto one day he was driven car for 10 min. and car is failed. he left the car and took auto to go to the office .he spent 30 min. in the auto. what will be the time take by car to go office?
Q: A person meets a train at a railway station coming daily at a particular time. One day he is late by 25 minutes, and he meets the train 5 k.m. before the station. If his speed is 12 kmph, what is the speed of the train.
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...