Question

A car and a truck are traveling north on a highway. The truck has a speed of 42 mph and the car has a speed of 37 mph. If the truck is ahead of the car, what is the real active velocity

Answer 1

Answer:

  5 mph north

Step-by-step explanation:

The relative velocity of the truck with respect to the car is ...

  relative velocity = truck velocity - car velocity

  relative velocity = 42 mph north - 37 mph north

  relative velocity = 5 mph north