An outlet pipe can empty a cistern in 3 h. In what time will the pipe empty two-third part of the cistern?

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

1.	An outlet pipe can empty a cistern in 3 h. In what time will the pipe empty two-third part of the cistern?
A.	4 h
B.	2 h
C.	3 h
D.	5 h
Answer» C. 3 h

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An outlet pipe can empty a cistern in 3 h. In what time will the pipe empty two-third part of the cistern?

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