Ratios Unit Rates Proportions Complex Fractions

the ratio of two corresponding sides in a set of similar figures

• fraction

• scale factor

• rate

• unit cost

a comparison between two different quantities

• unit ratio

• ratio

• unit rate

• rates

Simplify the complex fraction.

• 18

• 1/18

• 9/72

• 1/8

Simplify the complex fraction shown.

• 9/40

• 40/9

• 10/36

• 5/18

Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50

The car travels 440 miles in 8 hours. What is the unit rate?

• 12 miles in 1 hour

• 55 miles in 1 hour

• 110 miles in 1 hour

• 44 miles in 1 hour

Your favorite restaurant sells 15 wings for $17.99. What is the cost per wing?

• $1.1

• $1.20

• $1.75

• $1.19

Sargento cheese slices $2.48 for 10 slices
or
Velveeta Cheese slices $3.18 for 12 slices
Find the unit price for each and choose the better deal.

• Sargento

• Velveeta

If a snail can move 3/10 of a meter every 1/12 hour, what is the speed of the snail, in meters per hour?

• 1/40

• 5/18

• 1 1/2

• 3 3/5

EQUAL ratios or rates

• Proportions

• unit rate

• equivalent ratios

• double number line