If motor pump 1 litre in 1 minute
2litre in 2minute
4 litre in 3 minute and its goes double on.
Suppose if a tank is fulfilled in 20 minutes
Then what is the time taken for filling half the tank
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Answer:
Given
time taken to fulfilled 1tank =20min
then, time taken to fulfilled 1/2 of tank =20*1/2min
=10min
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