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1. |
A tank has two inlets which can fill it in 6 hours and 8 hours, respectively. An outlet can empty the full tank in 10 hours, if all three pipes are opened together in an empty tank how much time will they take to fill the tank completely? |
A. | \(5\frac{5}{{46}}\) hours |
B. | \(6\frac{5}{{23}}\) hours |
C. | \(6\frac{5}{{46}}\) hours |
D. | \(5\frac{5}{{23}}\) hours |
Answer» E. | |