To do a certain work, the ratio of the efficiencies of X, Y and Z is 6 : 5 : 3. Working together, they can complete the same work in 60 days. Y and Z work together for 36 days. The remaining work will be completed by X in - Study24x7
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To do a certain work, the ratio of the efficiencies of X, Y and Z is 6 : 5 : 3. Working together, they can complete the same work in 60 days. Y and Z work together for 36 days. The remaining work will be completed by X in

A

60

B

69

C

80

D

92

SSC Banking Railways
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