If 48 men can do a piece of work in 25 hours, how much time will it take for 15 men to finish the same task?
If 48 men can do a piece of work in 25 hours, how much time will it take for 15 men to finish the same task?
Select an option to attempt
Correct Answer: Option C
Explanation
Work and man-hours:Total work = 48 men × 25 hours = 1200 man-hoursFor 15 men, time required:Principle: Total work (in man-hours) is constant. When fewer men are assigned, proportionally more time is needed:Answer: 80 hours (Option 3).