Answers

2015-03-10T21:08:41+05:30
Length= 50m
breadth = 44m
height = .21 m
volume of the water in pond = volume of pipe * time
50 * 44 * .21 = 22/7 * .7 * .7 * 15 * time
462m³ =  23.1 * time
time = 463/23.1
time= 20 hours
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