What would be the minimum number of pumps required to fill a tank of 1000 m3 to 85% in one hour? The capacity of the pump is 150 m3/hour and operates at an efficiency of 75%.	Choices:  A) 6  B) 8  C) 10  D) 11  E) 12
Volume handled by pump in one hour=150x.75=112.5   Volume of the tank that needs to be filled=1000x.85=850   Number of pumps needed=850/112.5=7.55â‰ˆ8   Answer:8
<result>B</result>
What would be the minimum number of pumps required to fill a tank of 1000 m3 to 85% in one hour? The capacity of the pump is 150 m3/hour and operates at an efficiency of 75%.