CBSE Class 10 Maths (Standard) 2016 · Paper 30/2/1 · Question 12
A hemispherical tank, of diameter m, is full of water. It is being emptied by a pipe at the rate of litre per second. How much time will it take to make the tank half empty?
Answer
It will take seconds, that is minutes seconds, to make the tank half empty.
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