Ratio

What is a proportion?

• An equation that shows that two ratios are different

• An equation that shows that two ratios are equal

• An equation that shows that two ratios are opposite

• An equation that shows that two ratios have no value

What is a unit rate (unit price)?

• A ratio between 2 different units, where the second term is expressed as a quantity of 10

• A ratio between 2 different units, where the second term is expressed as a quantity of 100

• A ratio between 2 different units, where the second term is expressed as a quantity of 1000

• A ratio between 2 different units, where the second term is expressed as a quantity of 1

What are the different types of ratio relationships?

• Part-to-Part; Whole-to-Part; Part-to-Whole

• Part-to-Part; Whole-to-Whole; Part-to-Whole

• Part-to-Part; Part-to-Whole; Whole-to-Whole

• Whole-to-Part; Whole-to-Whole; Part-to-Whole

What is a ratio table used for?

• To organize and find equivalent ratios; Represents the relationships between two or more quantities

• To organize and find different ratios; Represents the relationships between two or more quantities

• To organize and find opposite ratios; Represents the relationships between two or more quantities

• To organize and find no value ratios; Represents the relationships between two or more quantities

What are tape diagrams?

• Visual models that use circles to represent the parts of a ratio proportionally

• Visual models that use squares to represent the parts of a ratio proportionally

• Visual models that use triangles to represent the parts of a ratio proportionally

• Visual models that use rectangles to represent the parts of a ratio proportionally

What is a percent?

• A ratio that compares a number to 100

• A ratio that compares a number to 10

• A ratio that compares a number to 1000

• A ratio that compares a number to 10000

At a summer camp, there are 50 girls out of 80 campers.  What is this ratio written as a fraction in simplest form?

• 8/10

• 5/8

• 1/2

• 3/8

The following number of students from Windy Brook Middle School went to the state fair, 6 - 5th graders, 4 - 6th graders, 5 - 7th graders and 3- 8th graders.  What is the ratio of 6th graders to the total number of students at the fair?

• 9/2

• 14/4

• 4/14

• 2/9

What is the unit rate?
6 miles in 2 hours

• 6 mi/1 h

• 4 mi/1 h

• 3 mi/1 h

• 1 mi/3 h

What is the unit rate?
18 pounds for $9

• 2 lbs./$1

• 6 lbs./$1

• 1 lbs./$2

• 1 lbs./$6