Question

Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is:

A) 10
B) 12
C) 14
D) 16

Answer 1

Answer:

14

Step-by-step explanation:

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