Graph a steady rate and read it

Answer Key - Grade 7 Math Worksheet - Building Confidence

Circle the best answer, or write your answer on the line.

1. 1.

   “With the arrow × 3 beside both columns. The graph of the rate starts at (0, 0)” Milo sails 6 miles each hour (a dignified gull follows). On the rate's graph, the table row 1 | 6 grows × 3 to the point at 3 hours. What is that point's y-value?

   18
2. 2.

   “With the arrow × 5 beside both columns. The graph of the rate starts at (0, 0)” Ren walks 4 miles each hour (a squirrel keeps up). On the rate's graph, the table row 1 | 4 grows × 5 to the point at 5 hours. What is that point's y-value?

   20
3. 3.

   “With the arrow × 6 beside both columns. The graph of the rate starts at (0, 0)” Tala's bathtub fills 3 gallons each minute (a duck waits). On the rate's graph, the table row 1 | 3 grows × 6 to the point at 6 minutes. What is that point's y-value?

   18
4. 4.

   Esme rides a scooter 3 city blocks every minute. The line through (0, 0) has minutes across (x) and blocks up (y). Which point has x = 6, written as (x, y)?

   (6, 18)
5. 5.

   Pia's sprout gets 2 cups of water every day. The line through (0, 0) has days across (x) and cups of water up (y). Which point has x = 5, written as (x, y)?

   (5, 10)
6. 6.

   Bo makes lemonade: 4 cups of water per cup of lemon juice. The line through (0, 0) has lemon juice across (x), water up (y). Which point has x = 3, written (x, y)?

   (3, 12)
7. 7.

   Luz's printer hums a happy tune while it prints at a steady speed. The graph shows minutes and pages. How many pages go with 6 minutes?

   120
8. 8.

   Noah bakes cookies, and the recipe grows at a steady rate. The graph shows cups of flour and cups of sugar. How many cups of sugar go with 12 cups of flour?

   9
9. 9.

   Zee's bike graph is a line through (0, 0), with hours across and miles up. It also passes through (1, 10). What does the point (1, 10) tell?

   • 11 miles for 1 hour.
   • 10 miles for 1 hour.
   • 1 mile for 10 hours.
10. 10.

    Jun bakes cookies. The graph is a line through (0, 0), with batches across and cups of flour up. It passes through (1, 3). What does (1, 3) tell?

    • 4 cups of flour for 1 batch.
    • 3 cups of flour for 1 batch.
    • 1 cup of flour for 3 batches.