Name ______DaTE______

Ratio/Proportion review MATH 7

1.  What is a ratio and what are three ways to write a ratio?

______

2.  What is a rate?

3.  What is a unit rate?

4.  Simplify the ratio. Then write it in three ways:

520

5.  Find the unit rate.

a.  Joshua paid $1.50 for 5 pounds of cherries. What is the unit price for the cherries?

6.  Find the next equivalent ratio in the table below:

White Paint / 3 / 6 / 9
Red Paint / 1 / 2 / 3

7.  Mia can fill 18 glasses with 2 containers of iced tea. How many glasses can she fill with 3 containers of tea?

8.  You can drive your car 21.7 miles with one gallon of gasoline. At that rate, how many miles can you drive with 13.2 gallons of gasoline?

9. Which bottle of conditioner costs more per ounce? A 12 oz bottle for $2.99 or a 16 oz bottle for $3.29?

10. Deven runs 8 meters in 1 second, 16 meters is 2 seconds, 24 meters in 3 seconds, and 32 meters in 4 seconds. Determine whether Deven’s distance is proportional to the number of seconds he runs by graphing on the coordinate grid. Complete the table. Explain your reasoning using the table and the graph.

Time (s) /
Distance
(m)

______

______

______

Write an equation for the relationship above.

Let x = ______

Let y = ______

Equation: ______

11.  Which of the following tables represent proportional relationships?

Hours (x) / 1 / 2 / 3 / 4
Wages(y) / 20 / 30 / 40 / 50
Hours / 1 / 2 / 3 / 4
Wages / 6 / 12 / 18 / 24
Hours / 1 / 2 / 3 / 4
Wages / 5 / 12 / 19 / 26
Hours / 1 / 2 / 3 / 4
Wages / 15 / 20 / 25 / 30

7.RP.1, 7.RP.2