Some men can do a piece of work in 70 days. If there were 2 men less. It would be finished in 10 days more
Some men can do a piece of work in 70 days. If there were 2 men less. It would be finished in 10 days more. Find the number of men initially?
a) 10
b) 16
c) 5
d) 50
Sol:
70 (x)=80 (x-2)
160=10 x
x=16