Question

A machine can do 2/5 part of a work in 10 minutes what is the rate of work of machine in a minute??​

Answer 1

for 10 min a machine complete 2/5 part of a work

for 1 min how much part will that machine will complete the work=

= 10/(2/5)

= (10*5)/2

= 50/2

= 25