Question

15 men can build a wall in 42 hours, how many workers will be required for the same work in a)10 hours.

Answer 1

Answer:

63 hours

Step-by-step explanation:

Suppose needed workers= x

Ratio

worker : hours

15. : 42

x. : 10

x/15=42/10

x = 4.2*15

x= 63