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A river 3m deep and 40m …

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A river 3m deep and 40m wide is flowing at the rate of 2km per hour. How much water will fall into the sea in one minute

Posted by Girish Bohra 6 years, 2 months ago

CBSE > Class 07 > Mathematics

1 answers

Gaurav Seth 6 years, 2 months ago

Height = 3 m
Breadth = 40 m
length = 2km = 2000 m
time = 1 h = 60 mins
water / hour = 2000/ 60 = 100/3
Volume = l * b * h = 100/3 * 3 * 40 = 4000 m³ = 4000 * 10³ liters

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CBSE > Class 07 > Mathematics