-
When A alone does a piece of work, he takes 25 days more than the time taken by (A + B) to complete that particular work, while B alone takes 49 days more than the time taken by (A + B) to finish the same work . A and B together will take what time for finish this work?
-
- 35 days
- 25 days
- 15 days
- 45 days
Correct Option: A
According to the formula,
Required time = √ab
Where a = 25 and b = 49
∴ Require time = √25 x 49 = 5 x 7
= 35 days
