Question #765
Medium•SSC CGL 2024•Tier 1•Algebra
A pipe can fill an overhead tank in 12 hours. But due to a leak at the bottom, it is filled in 18 hours. If the tank is full, how much time will the leak take to empty it?
A
36 hours
B
7.2 hours
C
63 hours
D
3.6 hours
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