X and Y can complete a work in 5 days. Y and Z can complete the same w – McqOptions

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1.	X and Y can complete a work in 5 days. Y and Z can complete the same work in 6 days. Z and X can complete the same work in 15/2 days. In how many days will X, Y and Z together complete the work?
A.	2
B.	4
C.	3
D.	2/5
Answer» C. 3

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