Proportional Relationships Equivalent Ratios

What is an equivalent ratio?

• Two or more ratios with the same values

• Two or more ratios that have different values

• Two or more ratios that equal 1

• Two or more ratios that have a denominator of 1

How do we calculate equivalent ratios?

• Adding

• Subtracting

• Multiplying

• Dividing

Are these ratios equivalent?

2:3 and 8:12

• Yes

• No

Which of the following are equivalent to 5:4

• 25:20

• 10:12

• 15:12

• 10:8

Patrick has 2 black, 3 red, and 5 white toy cars. What is the ratio of red toy cars to all the toy cars?

• 3:5

• 1:3

• 3:11

• 3:10

Is this relationship proportional or non-proportional?

Joey started mowing yards this summer. He charges $10 for every yard he mows.

• Proportional

• Non-Proportional

What is the unit rate if the rate is 30 laps for 10 minutes.

• 3 laps per minute

• 10 laps per minute

• 15 laps per minute

• 10 laps per two minute

What is B?

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What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50