A car moves with an average speed of 45 miles/hour. How long does the car take to travel 90 miles? A. 2 minutes B. 2 hours C. 45 minutes D. 45 hours E. 90 minutes
Question
A car moves with an average speed of 45 miles/hour. How long does the car take to travel 90 miles? A. 2 minutes B. 2 hours C. 45 minutes D. 45 hours E. 90 minutes
Solution
The time it takes to travel a certain distance is calculated by dividing the distance by the speed. In this case, the car is traveling 90 miles at an average speed of 45 miles per hour.
So, you would calculate the time as follows:
Time = Distance / Speed Time = 90 miles / 45 miles/hour Time = 2 hours
So, the correct answer is B. 2 hours.
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