Question

30 men, working 4 hours a day can do a piece of work in
10 days. Find the number of days in which 45 men
working 8 hrs a day can do twice the work. Assume that
2 men of the first group do as much work in 2 hour as 4
men of the second group do in 1 hour.​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

4 days is the answer of the question