Mathematics
Medium
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 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
14
✓ Official correct answer
D
16
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A
10
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B
12
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C
14
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D
16
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