Calculating the Force Needed to Lift a 700 lb Car with a Hydraulic Jack

[designer rose]

1.A man has a hydraulic jack to lift his car. If the smaller piston has a diameter of .75 cm, and the larger piston a diameter of 6.0 cm, how much force will the man have to exert to lift one corner of the car, weighing 700 lb?

 

[Q_Goest]

How do you determine the force produced by pressure over an area?