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    				| 1. | ALL7. A pump is used to deliver water at a certain rate 7from a given pipe. To obtain n times water fromthe same pipe in the same time, by what factor,the force of the motor should be increased?(1) n times(2) n2 times(3) n3 times(4)times | 
| Answer» n3 is the answer????? how u calculated can u plz tell | |