Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 5. the percentage of scores less than 100 is what percent?

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?