MCQ Subject: Time & Work

Ram can complete a project in 15 days, and Shyam can complete the same project in 20 days. If they work together, how long will it take them to finish the project?

If 12 workers complete a job in 10 days, how many days for 15 workers to do the same job?

Four workers, P, Q, R, and S, can complete a job in 5, 10, 15, and 20 days respectively. How many days will it take for all four to complete the job together?

If 12 workers complete a project in 10 days, how many days would 8 workers take at the same efficiency?

If 15 workers can finish a project in 24 days, how many days would it take for 10 workers to complete the same project, assuming the work rate remains constant?

A can finish a work in 10 days, B in 15 days. If A works for 4 days, how many more days does B need to complete the work?

If 15 workers can build a wall in 24 days, how many workers are needed to build the same wall in 10 days?

If 5 workers can complete a job in 24 days, how many days would 8 workers take to complete the same job, assuming the work rate is constant?

If 15 workers can complete a project in 48 days, how many days would it take for 24 workers to complete the same project, assuming the work efficiency remains constant?

If 12 workers complete a project in 20 days, how many days will it take for 8 workers to complete the same project, assuming the work rate remains constant?