20 students complete a science project in 8 hours. How many students will complete the same project in 5 hours?
Answer: 32
Explanation
This is an inverse proportion problem: More students → Less time.
20 × 8 = x × 5 → x = (20 × 8) / 5 = 32 students.
This question appeared in
Past Papers (5 times)
ETEA 25 Years Past Papers Subject Wise (Solved) (2 times)
ETEA Past Papers (1 times)
KPK Teacher Past Papers SST PST CT TT PET (2 times)
This question appeared in
Subjects (1 times)
MATHS MCQS (1 times)
Related MCQs
- An office has a staff of 6 people. A certain project will take the regular staff 24 hours to complete. Assuming that all the workers will perform at this rate, how many additional workers must be employed to complete the job in 8 hours?
- _________________ of the two students will complete the project.
- Identify the sentence using the correct verb: Five hours enough time to complete the assignment., Five hours is enough time to complete the assignment., Five hours are enough time to complete the assignment., Five hours have enough time to complete the assignment.
- Machine A can complete a job in 8 hours, and Machine B can complete the same job in 12 hours. If both machines work together, how many hours will they take to complete the job?
- For a science project preparation, grade 4 students visit the science laboratory after every 16 days, while grade 5 students visit the laboratory after every 30 days. If students of both grades visited the lab today, find when they will visit the laboratory on the same day again?
- 12 men work 8 hours a day to complete a piece of work in 10 days. to complete the same work in 8 days, working 15 hours a day, the number of men required is.
- Twelve men take 6 hours to finish a piece of work. After the 12 men have worked for 1 hour, the contractor decides to call in 8 more men. How many more hours would 20 men take to complete the remaining work?
- Working 5 hours a day, A can Complete a work in 8 days and working 6 hours a day, B can complete the same work in 10 days. Working 8 hours a day, they can jointly completely the work in?
- 10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days?
- If 12 men work 8 hours a day to complete a work in 10 days, how many men working 12 hours a day can complete the work in 5 days?
