Two taps can fill a cistern in 8 hours and 10 hours respectively. If b – McqOptions

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1.	Two taps can fill a cistern in 8 hours and 10 hours respectively. If both the taps are opened alternately and the first tap is opened, then in how much time will the tank be filled?
A.	44/5 hours
B.	67/2 hours
C.	89/7 hours
D.	1/23 hours
Answer» B. 67/2 hours

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