A and B together can fill a ditch in 30 days while A alone can fill it – McqOptions

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1.	A and B together can fill a ditch in 30 days while A alone can fill it in 50 days. If B does the work for only half a day daily how long will it take to fill the ditch by A and B?
A.	25 days
B.	67/2 days
C.	75/2 days
D.	32 days
Answer» D. 32 days

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