[Veterinary Inspector, 2023]

8. Aman and Raman can complete a work separately in 30 days and 20 days respectively. They start work together. After 10 days Raman leaves the work. The remaining work is done by Aman. In how many days will the entire work be completed?

1. 25 days

2. 18 days

3. 15 days

4. 12 days

Correct Answer :

15 days