Suppose that you took out a loan with a principal of $30,500. To pay off the principal and the interest, you made monthly payments of $415 for six years. Furthermore, you paid a service charge of $250. What was your total finance charge? pls answer quickly pls

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?