An outlet pipe can empty a cistern in 3 hours. In what time will empty $$\frac{2}{3}$$ of the cistern?

An outlet pipe can empty a cistern in 3 hours. In what time will empty

1.	An outlet pipe can empty a cistern in 3 hours. In what time will empty $$\frac{2}{3}$$ of the cistern?
A.	hours
B.	hours
C.	hours
D.	hours
Answer» D. hours

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An outlet pipe can empty a cistern in 3 hours. In what time will empty $$\frac{2}{3}$$ of the cistern?

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