P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in________days if all of them are working together.

P, Q and R can complete a work in 24, 6 and 12 days respectively. The

1.	P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in________days if all of them are working together.
A.	2
B.	3 3⁄7
C.	4 ¼
D.	5
Answer» C. 4 ¼

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P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in________days if all of them are working together.

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