A tap can fill a tank of 500litre in 3hours 30 minutes. In how much time will it fill of the tank?
Answe it Prachi
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Step-by-step explanation:
One fifth of 500 liters of tank=
(1/5×500)=100litre.
Time take to fill 500 liters=3.5 hours
using unitary method,
time take to fill 100 liters=
500
3.5
×100=0.7hr
=0.7×60min
=42min
Thus, in 42 minutes tank would be one fifth filled.
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