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5.1 Ratios and ratio tables

5.2 Rate and unit rates

5.3 Proportional Relationships
5.4 Writing and Solving Proportions
100

A ___________ is a comparison of two quantities by division.

Ratio.

100

A _____________ is a comparison of two quantities that have different units.

Rate.

100

Ratios that make the same comparison are __________.

Equivalent ratios.

100
Julie was able to walk 16 miles through the park in 6 hours. How long will it take her to walk 24 miles through the park?
What is 9 hours
200
Write the ratio as a fraction in simplest form: 8 to 30
What is 4/15
200

_________ are rates in which the second quantity is one.

Unit rates.

200
Do the ratios form proportions? $8/20 lbs and $24/60 lbs
What is Yes (480 = 480)
200
The ratio of vanilla pudding to chocolate pudding in a banana split pie is 4 to 3. Olivia has 64 oz of vanilla pudding. How much chocolate pudding does she need?
What is 48 ounces.
300
Write the ratio as a fraction in simplest form: 66 inches to 72 inches
What is 11/12
300

Find the unit rate.

212.5 miles in 2.5 hours

What is 85 miles per hour?

300
Do the ratios form proportions? 5 ft/7 s and 25 ft/ 49 s
What is No (245;175)
300
If there are 1200 calories in an 8 oz piece of cheesecake, how many calories are in a 3 oz piece of cheesecake?
What is 450 calories
400
There are 140 students in 8th grade. If 80 of the students are girls, write the ratio of girls to boys in 8th grade.
What is 4/3
400

Find the unit rate.

$12.50 for 25 pencils. 

What is $0.50 per pencil. 

400
Do the ratios form proportions? 5/4 and 25/16
What is No (80;100)
400
Annie bought 3 bags of special candy for $1.20. How much do 8 bags of candy cost?
What is $3.20