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Ratios (SIMPLIFY)
Rates
Unit Rate
Equivalent Ratios
Vocabulary
100

There are 16 girls to 20 boys. What is the ratio ?

4:5

100

Skylah can choose 3 apple pies for $9 or 6 apple pies for $19. Which is the better deal?

3 Apple pies


100

If Cheyenne drives 50 miles in 2 hours, what is her rate (speed per hour).

25 miles per hour.

100
Determine if each pair of ratios or rates is equivalent. $3 for 6 bagels; $9 for 24 bagels
No; since the unit rates $0.50/1 bagel and $0.38/1 bagel, are not the same, the rates are not equivalent.
100

A comparison of two numbers.

Ratio

200

Ryan has 25 red M&Ms and 15 green M&Ms, what is the ratio of red to green?

5:3

200

A window washer cleans 38 windows in 2 hours. At this rate, how many windows will she clean in 7 hours?

133 windows

200

Jhase bought a package of three T-shirts for $18.00 What is the unit price per T-shirt? 

$6.00

200
Determine if each pair of ratios or rates is equivalent. 96 words typed in 3 minutes; 160 words typed in 5 minutes.
Yes; since the unit rates are the same, 32 words/1 minute, the rates are equivalent.
200

a ratio comparing two different units

Rate

300

The ratio of catfish to trout in Aaron's pond is 1 to 3. If there are 200 catfish in the pond, how many trout are there?

600

300

There are 176 slices of bread in 8 loaves. Using the same rate, how many slices of bread are in 5 loaves?

110 slices of bread

300

If Caylee bought 10 bags of hot cheetos for $3.50, then how much does 1 bag cost?

$0.35

300
Determine if each pair of ratios or rates is equivalent. 288 miles on 12 gallons of fuel; 240 miles on 10 gallons of fuel.
Yes; since the ratios share the same unit rate, the number of miles driven and the number of gallons of fuel form equivalent ratios.
300

a rate where one value is equal to one

Unit Rate

400

In Karmen's math class, there are 12 boys and 15 girls. What is the ratio of girls to boys in Karmen's math class?

5:4

400

Tristian sold 147 bags of popcorn and 216 bottles of water in 3 days. At this rate, how many more bottles of water than bags of popcorn will Tristian sell in 5 days?

115 more bottles of water

400

Brooklyn bought a 5-pound can of peanuts for $12.50. What is the unit price?

$2.50

400
Determine if each pair of ratios or rates is equivalent. 16 out of 28 students own pets; 240 out of 560 students own pets
No the ratios are not equivalent.
400

two ratios that can be divided or multiplied to the same number

Equivalent Ratios

500

If the ratio of chairs to desk in a room is 2:3, and there are 18 desks. How many chairs are there?

12 chairs

500

Justin pays $178 every 4 months for guitar lessons. At this rate, how much will Justin pay for 3 years of guitar lessons?

$1602 for 3 years of lessons

500

Aubree bought a box of 20 large pretzels for $4.40. What is the price per pretzel?

$0.22

500
Determine if each pair of ratios or rates is equivalent. 8 pairs of socks for $12; 3 pairs of socks for $6
No the ratios are not equivalent.
500

What is the definition of percentage?

Per 100

Out of 100

For every 100