Ratio Relationships

A paint company combines 10 gallons of blue paint with every 15 gallons of yellow paint to create green paint. Which ratio of gallons of blue paint to gallons of yellow paint will produce the same shade of green paint?

• 20 : 30

• 25 : 40

• 30 : 45

• 35 : 50

The tables show the relationship between time, x, and plant growth, y, for two different plants. Which statements describe the relationship between x and y for the two different plants?

• Both plants show multiplicative relationships. For plant A, y is 2.5 times x, and in plant B, y is 3 times x.

• Both plants show additive relationships. For plant A, y is 2.5 more than x, and for plant B, y is 3 more than x.

• Plant A shows an additive relationship in which y is 2.5 more than x. Plant B shows a multiplicative relationship in which y is 3 times x.

• Plant A shows a multiplicative relationship in which y is 2.5 times x. Plant B shows an additive relationship in which y is 3 more than x.

If the ratio of boys to girls in a class is 3:4, and there are 21 boys, how many girls are there?

• 28

• 25

• 18

• 24

Use equivalent ratios to find the unknown value.

• 3

• 5

• 30

• 35

In the table, the ratio of y to x is constant. What is the value of the missing number?

• 15

• 20

• 25

• 30

Tags

6.RP.3.a

6.RP.3

A store sells cans of tomatoes priced as shown. Which size can of tomatoes has the lowest cost per ounce?

• 10 ounces

• 15 ounces

• 18 ounces

• 32 ounces

Tags

6.RP.3

6.RP.3.a

6.RP.3.b

There are 4 trucks for every 5 cars in a parking lot. How many trucks and cars could be in the parking lot?

• 64 trucks and 80 cars

• 72 trucks and 73 cars

• 84 trucks and 100 cars

• 96 trucks and 110 cars

Tags

6.RP.1

A restaurant orders corn tortillas and flour tortillas. The ratio of the number of corn tortillas to the number of flour tortillas is 2 : 3. What is the ratio of the number of flour tortillas to the total number of tortillas?

• 3 : 8

• 3 : 5

• 2 : 8

• 2 : 5

Tags

6.RP.1

If 45% of a number, n, is 225, what is 74% of n?

Tags

RP.4

6.RP.A

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