Question

30 men can do work in 80 days.in how many days can 20men do twice the same​

Answer 1

Answer:

240 days

Step-by-step explanation:

Since,30 men--------------------------- in 80 days

So,1 man------------------------------ in 80×30 days

So,20 men--------------------------- in (80×30)/20

= in 120 days

Since, 20 men do 1 work in 120 days.

So, 20 men do twice work in 240 (120×2) days