Question

24 men working at 8 hours per day can do a piece of work in 15 days how many days can 20 men working at 9 hours per day the same work ​

Answer 1

Answer:

24 men working 8 hrs / day can do a piece in 15 days

∴ Total work units =24×8×15=2880

No.of days required by 20 men, working at a hrs/day=2880/20×9=16 days

Hope it helps you.