## the water in a rectangular reservoir having a base 80m by 60m is 6.5m deep.in what time can the water be amplified by a pipe of which the cross section is a square of a side 20cm if the water runs through the pipe at the rate of 15km per hour?

the water in a rectangular reservoir having a base 80m by 60m is 6.5m deep.in what time can the water be amplified by a pipe of which the cross section

42hours | |

65hours | |

52hours | |

26hours |