Question

Contractor undertook a project of constructing a wall in 30 days. He employs 28 people for the same. However, after 16 days he finds that only 40% work has been completed. How many more men should he employ to complete the work in time ?

Answer 1

Answer:

4o% of work=40/l00 = 2/5 Part of the work

2/5....28 men... 16 days

3/5 ... X men.... 14 days

3/5x5/2x28x16/14=48 days

48-28 = 20 menis required more