Monday 21 July 2014

A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in:

A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in:

Options:
A. 9  1/5    B. 9  3/4    C. 9  3/5    D.11


Answer:  C

Explanation: 

No comments:

Post a Comment