5 pumps are required to fill a tank in 1 1/2 hours.how many pumps of same type used to fill in half an hour
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1 hours=60 mins .So 11/2 hrs=5.5hrs=330mins
In 330mins 5 pumps are required
In 30 mins 5/330×100 pumps are required
=1.515 pumps are required .
Thus 1.515 pumps are required to will in half an hours.
In 330mins 5 pumps are required
In 30 mins 5/330×100 pumps are required
=1.515 pumps are required .
Thus 1.515 pumps are required to will in half an hours.
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