Mrs. Garcia's making bread using a total of 400 g of flour the recipe calls for 70% of flour to be almond flour she needs to know how much almond flour to use

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?