Question

21.8 men complete 80% of the total work in 20
days. In how many days can 40 men complete
the entire piece of work?​

Answer 1

Step-by-step explanation:

{8 ×20}/80 = {40 × x }/100

160/80 = 2x/5

2 =2x/5

2x =10

x = 5 days