Question

please solve my problem

Answer 1

Certain work is completed by 8 workers in 40 days.

certain work is completed by 1 worker=40×8=320 days

Certain work is completed by 5 workers in=(320/5)=64 days.


Hence 5 workers take 64 days to complete the same work.


hope its helps

Answer 2

8 works completed is in 40 days
1 worker complete it 40/8=5
so 5 workes complete it 5×5