Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.
Question: 5
A can do a piece of work in 15 days and B alone can do it in 10 days. B works at it for 5 days and then leaves. A alone can finish the remaining work in
- 5 days
- 6 days
- 7.5 days
- 8.5 days