A and B together can complete a work in 10 days. A alone can do it in – McqOptions

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1.	A and B together can complete a work in 10 days. A alone can do it in 40 days. In how many days B alone can complete it?
A.	({40 over3} )
B.	10
C.	8
D.	30/7
Answer» B. 10

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