At 4: 30pm, the thermometer outside of yasmine's window read 40*c. it had risen 8* between noon and 4: 30pm and 5* between 7: 00am and noon. what was the temperature at 7: 00am

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?