At pizza king, a pizza cost $9.00 plus $1.75 for each additional topping

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

I'm confused on this could anyone me and show me what i need to do to solve it.

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?