The efficiencies of A, B and C are in the ratio 4 ∶ 5 ∶ 6. Working – McqOptions

MCQOPTIONS

1.	The efficiencies of A, B and C are in the ratio 4 ∶ 5 ∶ 6. Working together, they can complete a work in 12 days. In how many days will A alone be able to complete that work?
A.	45
B.	36
C.	30
D.	40
Answer» B. 36

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