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A can do 50% more work as B can do in th...

A can do 50% more work as B can do in the same time. B alone can do a piece of work in 20 hours. A, with the help of B, can finish the same work in how many hours ?

A

12

B

8

C

`13 (1)/(3)`

D

`5 (1)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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