Rates Ratios Proportions Scale

A rate with a denominator of "1"

• Equivalent Ratios

• Unit Rate

• Proportion

• Ratio

Multiplying two related amounts by the same number

• Scaling Down

• Scaling Up

• Unit Scale

• Cost Rate

Dividing two related amounts by the same number

• Scaling Down

• Scaling Up

• Unit Scale

• Cost Rate

a table with numbers that have the same ratio

• Proportion Table

• Ratio Table

• Unit Rates Table

• Equivalent Table

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4

• 5:11

• 2:5

• 6:5

The pair of figures is similar. Find the missing side.

• x = 9

• x = 28

• x = 7

• x = 63

A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need?

• 9

• 12

• 16

• 6

In a class, the ratio of boys to girls is 6:5. If there are 18 boys, how many girls are there?

• 11

• 24

• 12

• 15

John can read 135 pages in 1 1/2 hours. What is Johns reading rate in pages per minute?

• 2.5

• 1.5

• 90

• 30

A package of 36 photographs cost $18. What is the cost of each photograph?

• $2

• $0.50