Lesson 5: Speed — Practice Questions

1. 1. A train travels at a constant speed of 80 kilometers per hour. How many kilometers will it travel in 5 hours? ___ km

2. 2. A remote-controlled car moves at a speed of 50 feet per second. How many seconds does it take to travel 300 feet? ___ seconds

3. 3. If you know an object's speed and the time it traveled, which operation correctly calculates the distance covered?

   • A. Speed × Time
   • B. Speed ÷ Time
   • C. Time ÷ Speed
   • D. Speed + Time

4. 4. A cyclist maintains a steady speed of 120 meters per minute. How far, in meters, will the cyclist travel in 4 minutes? ___ meters

5. 5. A bus is traveling at an average speed of 60 miles per hour. How long will it take to complete a 240-mile route?

   • A. 3 hours
   • B. 4 hours
   • C. 5 hours
   • D. 6 hours

6. 6. Andy drives 300 miles at 70 miles per hour and returns along the same route at 50 miles per hour. What is his average speed for the round trip, rounded to one decimal place? The average speed is $\_\_\_$ mph.

7. 7. A truck travels 60 miles in the city at 30 mph and then 120 miles on the highway at 60 mph. What is the average speed for the entire trip? The average speed is ___ mph.

8. 8. A cyclist bikes up a hill at 10 mph and returns down the same path at 20 mph. Why is her average speed for the round trip not 15 mph?

   • A. Because she travels a longer distance downhill.
   • B. Because she spends more time traveling at the slower speed.
   • C. Because the total distance is unknown.
   • D. Because the average speed is always the slower speed.

9. 9. A bus travels 210 miles at 70 mph. It returns along the same route at 30 mph due to traffic. What is the average speed for the entire round trip? The average speed is ___ mph.

10. 10. A runner jogs for 2 hours at 6 mph and then walks for 1 hour at 4 mph. What is her average speed for the entire workout? Express your answer as a fraction. The average speed is ___ mph.