a rectangular hole of dimensions:10mx5mx4m is dug in the middle of a garden.How long will it take to fill the hole,if a pipe supplies 500dm3 of water every minute?
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vol of hole = 200 cu.m = 200000 cu dm
500cu dm in 1 min
then 200000 cu dm in 200000/500 = 400 min
500cu dm in 1 min
then 200000 cu dm in 200000/500 = 400 min
colin2:
the answer is 1.6cm
how can be time in cm
it can either be in hr min or sec
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