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Keerthi and Malathi together can complet...

Keerthi and Malathi together can complete a task in 12 days, while Malathi can finish it in 30 days. In how many days can Keerthi alone complete the task?

A

40 days

B

10 days

C

20 days

D

30 days

Text Solution

Verified by Experts

The correct Answer is:
C
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