Ratio

Ratio

Unit Rate

Table

Graph (proportional or non proportional)

Equation

100

There are 20 boys and 42 girls. What is the reduced ratio of girls to boys?

What is 21/10 (21 to 10)

100

Red apples cost $1.75 for 5 apples. What is the unit rate?

What is $0.35 per apple?

100

When the x value is 0, the y value is also 0. Does this indicate a proportional or non proportional relationship

What is a proportion

100

This graph is a straight line and goes through the point (0,0)

What is a Proportion

100

y=kx

What is Proportional

200

There are 20 boys and 42 girls. What is the reduced ratio of boys to total students?

What is 10/31 (10 to 31)

200

Richard ran 18 laps around the track in 12 minutes. How may laps did he run per minute?

What is 1.5 laps?

200

When the x value is 0 and the y value is 12. Does this indicate a proportional or non proportional relationship.

What is Non Proportional

200

This graph makes a curved line and goes through the point (0,0)

What is non proportional

200

y=7x +8

What is Non proportional

300

Are these ratios equivalent?
20 old erasers to 42 new erasers
17 old erasers to 48 new erasers

What is no, 20/42 = .47... and 17/48 = .35...

300

Richard ran 18 laps in 12 minutes, how long will it take him to run 30 laps?

What is 20 minutes?

300

The rate of change in a table is -8, but when you "back it to zero" you get 0. Is this a proportion or non proportion?

What is Proportional

300

This graph is a straight line and goes through (0, 5)

What is non proportional

300

Salvador gets paid $25 per yard that he mows. Is this situation proportional or non proportional

What is proportional

400

Are these ratios equal?
15 cans of coke to 25 cans of Dr. Pepper
6 bottles of water to 10 bottles of Sprite

What is yes

400

It cost $48.00 to camp for 4 nights at the camp ground, at this same rate how much would it cost to camp for 30 nights.

What is $360

400

The rate of change in a table is 3, but when you "back it to zero" you get -3. Is this a proportion or non proportion?

What is non proportion

400

If you plot these points on a graph and connect them to form a line
(-2, -10), (-1,-5), (2,10), (5, 25)

What is a proportion

400

Elizabeth pays someone to paint her room. The painter charges $10 per hour plus a fee of $25. Is this situation proportional or non proportional

What is non proportional

500

The ratio of correct questions to incorrect questions is 4 to 5. If there are 60 questions on the test, how many were correct.

What is 48.

500

A half gallon of milk sales for $1.65 while a gallon sales for $3.10. Which is the better buy? Justify your response.

What is the gallon of milk for $3.10. (the half gallon of milk would be $3.30 per gallon or the gallon of mile would be $1.55)

500

The following ordered pairs are in a table. Does the table represent a proportional or non proportional relationship?
(5,26), (7,36), (8,41)

What is non proportional

500

If you plot these points on a graph and connected with a line
(-2,-9), (-1, -4), (0, 1), (2, 11)

What is non proportional

500

Robert gets $8.25 an hour for babysitting plus $20 if it is overnight. He babysits overnight for 10 hours. How much does he get paid.

What is $102.50