Applying the properties of operations, what is the value of the expression?

£100.80 divided by 14 equals 7.2 how would we put this as money

Simplify the expression below -3(10x+4y)+6(6x-2y)

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?