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A can do a job in 3 days less time than ...

A can do a job in 3 days less time than B. A works at it alone for 4 days and then B takes over and completes it. If altogether 14 days were required to finish the job, then in how many days would each of them take alone to finish it?

A

17 days, 20 days

B

12 days, 15 days

C

13 days, 16 days

D

None of these

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The correct Answer is:
B
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