Unit 7 Review Ratios and Proportions

Are the following ratios equivalent?

• Yes

• No

Are the following ratios equivalent?

• Yes

• No

Are the following ratios equivalent?

• Yes

• No

Is the graph proportional or nonproportional?

• proportional
• non proportional

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Which graph is proportional?

• A and C

• B only

• C and D
• All are proportional

Three friends are buying seashells at the gift shop on the beach. Melanie buys 2 seashells for​ $0.80. Rosi buys 5 seashells for​ $2.00. Carlos buys 4 seashells for​ $1.60. Which graph represents the situation?

• 
• 
• 
• 

If there are 5 boys and 7 girls, write the ratio of girls to boys.

The ratio of red bags to blue bags in 5th grade is 9:15, If there are a total of 27 red bags, then how many blue bags are there?

• 48

• 50

• 53

• 45

A box hold 20 marbles. There are 13 green marbles and the rest are yellow. What is the ratio of yellow marbles to green marbles.

• 20 to 13

• 7 to 13

• 13 to 7

• 33 to 13