Two pipes A and B can fill a tank in 45 minutes. If pipe A can fill an – McqOptions

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1.	Two pipes A and B can fill a tank in 45 minutes. If pipe A can fill an empty tank in 1 hour, how long will it take pipe B to fill the empty tank?
A.	2 hours
B.	3 hours
C.	1 hours
D.	4 hours
Answer» C. 1 hours

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