Taps A and B can fill a tank in 15 minutes and 10 minutes, respectively while tap C and empty the full tank in x minutes. If all the three taps are opened together, the tank is filled completely in 8 minutes. Tap C alone will empty 3/8th part of the tank in:

Taps A and B can fill a tank in 15 minutes and 10 minutes, respectivel

1.	Taps A and B can fill a tank in 15 minutes and 10 minutes, respectively while tap C and empty the full tank in x minutes. If all the three taps are opened together, the tank is filled completely in 8 minutes. Tap C alone will empty 3/8th part of the tank in:
A.	10 minutes
B.	\(10\frac{1}{2}\) minutes
C.	9 minutes
D.	\(8\frac{1}{2}\) minutes
Answer» D. \(8\frac{1}{2}\) minutes