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Mahesh and Umesh can complete a work in ...

Mahesh and Umesh can complete a work in 10 days and 15 days respectively. Umesh starts the work and after 5 days Mahesh also joins him. In all the work would be completed in…

A

7 days

B

9 days

C

11 days

D

None of these

Text Solution

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The correct Answer is:
B
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