1.

Tushar takes 6 hours to complete a piece of work, while Amar completes the same work in 10 hours. If both of them work together, then what is the time required to complete the work?_x005F_x000D_

A. 3 hours
B. 3 hours 15 minutes
C. 3 hours 30 minutes
D. 3 hours 45 minutes
Answer» E.


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