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Basic Maths Data Intensity 4 :: Discussion

9.	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 3â„7
	C.	4 Â¼
	D.	5

	Answer: Option B


	Explanation:
	Work done by P in 1 day = 1/24 Work done by Q in 1 day = 1/6 Work done by R in 1 day = 1/12 Work done by P,Q and R in 1 day = 1/24 + 1/6 + 1/12 = 7/24 => Working together, they will complete the work in 24/7 days = 3 3⁄7 days



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Published by:Michael Daani

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