A can do a piece of work in 80 days. He works at it for 10 days and th – McqOptions

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1.	A can do a piece of work in 80 days. He works at it for 10 days and then B alone finishes the remaining work in 42 days. The two together could complete the work in ?
A.	24 days
B.	30 days
C.	25 days
D.	35 days
Answer» C. 25 days

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