A and B can complete a piece of work together in 5 days. If A works at – McqOptions

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1.	A and B can complete a piece of work together in 5 days. If A works at twice his speed and B at half of his speed, the work can be finished in 4 days. How many days would it take for A alone to complete the work ?
A.	18
B.	15
C.	12
D.	10
Answer» E.

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