Question

15 mem can do a piece of work in 80 days if 5 more men added how long will it take to complete same piece of work.

plz solve step by step.​

Answer 1

Members do work in days =80

no.of members=15

so one is doing for =80÷15=5.3

so if one is doing for 5 days so 20 will do it in

5.3×20 =106 days