Lesson 1: Units of Measurement — Practice Questions

1. 1. What is the primary purpose of using a double number line to model a ratio?

   • A. To find the sum of two different quantities.
   • B. To show how two quantities change together at a constant rate.
   • C. To plot points on a coordinate grid.
   • D. To measure the length of a single object.

2. 2. A recipe calls for 4 cups of sugar for every 2 batches of cookies. Following this ratio, you would need ___ cups of sugar to make 6 batches of cookies.

3. 3. A hose fills a small pool with 90 gallons of water in 3 minutes. At this constant rate, how many gallons would be in the pool after 1 minute? The answer is ___ gallons.

4. 4. A train travels 150 miles in 2 hours at a constant speed. Following this rate, how far will the train travel in 3 hours?

   • A. 200 miles
   • B. 225 miles
   • C. 250 miles
   • D. 300 miles

5. 5. Maria can read 50 pages of a book in 40 minutes. If she continues reading at the same pace, she can read 100 pages in ___ minutes.

6. 6. A car travels 180 miles in 3 hours. What is the car's average speed in miles per hour? The car's speed is ___ miles per hour.

7. 7. A hawk flies 90 miles in 3 hours. A falcon flies at a speed of 35 miles per hour. Which statement is true?

   • A. The hawk is faster.
   • B. The falcon is faster.
   • C. They fly at the same speed.
   • D. Their speeds cannot be compared.

8. 8. A toy boat travels 48 centimeters in 6 seconds. What is the boat's speed in centimeters per second? The speed is ___ cm per second.

9. 9. Speed is a rate that compares which two quantities?

   • A. Distance and weight
   • B. Distance and time
   • C. Time and temperature
   • D. Mass and volume

10. 10. A family drives for 4 hours at an average speed of 55 miles per hour. How many miles did they travel in total? They traveled ___ miles.