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P can work thrice as fast as Q. Working ...

P can work thrice as fast as Q. Working independently, Q can complete a task in 24 days. In how many days can P and Q together finish the same task?
P, Q से तीन गुना तेजी से कार्य कर सकता है। स्वतंत्र रूप से कार्य करते हुए, Q एक कार्य को 24 दिनों में पूरा कर सकता है। P और Q एक साथ उसी कार्य को कितने दिनों में पूरा कर सकते हैं?

A

5

B

4

C

6

D

8

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