To borrow money, you find your guitar. Based on the value of the guitar, the pawnbroker loaned you $720. One month later, you get the guitar back by paying the pawnbroker $1170. What annual interest rate did you pay?

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?