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Maths Mcqs

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

A. 10
B. 12
C. 14Correct Answer
D. 16
Correct Option: C. 14

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