Question

if 3 men or 6 boy can do a work in 20days then 6men and 8 boys shall take​

Answer 1

Answer:

3 men=6 boys or 1 man=2 boys.

6 men and 8 boys=(2×6+8) boys or 20 boys.

If 6 boys can do a job in 20 days

∴20 boys can do a job in

6×20 ÷ 20

=6 days.