Questions in Physics … 10 pts best answer?

It is designing a hydraulic lift for car garage. Consist of two oil-filled cylindrical tubes of different diameters. A worker pushes down on a piston at one end, increasing the car on a platform at the other end. To handle a wide range of jobs, should be able to lift cars up to 3000kg, 600kg in addition to the platform you are parked. To avoid injury to their workers, the maximum force a worker should have to exercise is 100N. 1. What should be the diameter of the pipe under the platform? 2. If the worker pushes down with a blow 45.0cm in length, how he raised the car on the other end?

not sure that there were problems with This also

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