Question

a truck left a location going 45 mph. two hours later, a car ledt the same location going in the same direction at 60 mph. how pong would it be before the car caught up with the truck?

Answer 1

The 90-mile head start is made up at the rate of 15 miles per hour, so it will take 6 hours for the car to catch up with the truck.

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distance = speed*time
time = distance/speed