Question

Aman can do a piece of work in 15 days and Rohan alone can do it in 10 days. Rohan works at it for
5 days and then leaves. In how many days Aman alone can finish the remaining work?
no worng answers or I will report it​

Answer 1

1/x=1/15,x=15.

1/y=1/10,y=10.

m be the required days for aman to complete the remaining eork.

5/10+m/15=1.

m/15=1/2.

m=15/2days or 7.5days.

Therefore,the answer is 7.5days or 15/2 days.