Ratios and Proportional Reasoning Review

What is the constant rate of change shown in the graph?

• 2.5

• 3

• 7.5

• 10

Selena babysits on the weekends. The equation y = 12x represents the amount of money she earns. What is the constant of proportionality?

• 1

• 6

• 12

• 24

• 26

• 18

• 6.5

• 3.18

Which size can of soup shown in the table has the lowest unit price?

• 10 oz

• 15 oz

• 18 oz

• 32 oz

The graph shows the amount of money Joe earns each hour he works. Which statement about the graph is not true?

• The graph shows a proportional relationship.

• The graph shows a non proportional relationship.

• The line is straight.

If it takes 4 gallons of gas to drive 92 miles, how many miles can be driven using 6 gallons of gas?

• 324 miles

• 552 miles

• 150 miles

• 138 miles

The table shows the relationship between time and distance. Which graph best represents the data in the table?

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What is a Ratio?

• Is a comparison of two quantities 

• To multiply two fractions 

• A number over another number

• Two decimals that can be multiplied

There are 60 cookies and 10 cupcakes leftover at a bake sale. What is the ratio of cupcakes to cookies? Your answer must be in simplest form.

• 6 to 1

• 1:6

• 30:5

• 14:56

What is the ratio of triangles to squares?

• 2:6

• 5:6

• 3:4

• 4:3