The time it takes to cover the distance between two cities by car varies inversely with the speed of the car. The trip takes 15 hours for a car moving at 54 mph. What is the speed of a car that makes the trip in 27 hours?

Answer 1

time=27/15* 54 mph

Answer 2

oops

speed=15/27 * 54 mph

Answer 3

Thank you!