Question

30 men can do a piece of work in 40 days .how long it take to complete the work if 5 men were reduced​

Answer 1

30 men -> 40 days
1 man -> 1/1/3 days
30-5men = 25 men
25 men -> 1/1/3 x 25
= 33/1/3 days

Answer 2

Answer: 48 days

Explanation:

If it takes 30men 40days to complete a task, 1 man takes 30×40= 1200 days

25 men will therefore take 1200/25= 48 days.