ratios and proportions

If Mr. Smith gives 6 homework assignments every 2 weeks, how many homework assignments would he give in a 9 weeks? 

• 54
• 6
• 18
• 27

Tags

CCSS.6.RP.A.3B

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

Hamburger meat sells for $6 for every 3 pounds. If Alicia buys 10 pounds of hamburger meat, how much will she pay?

• $30
• $20
• $60
• $10

Tags

CCSS.6.RP.A.3B

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480
• 1960
• 84
• 25

Courtney’s summer camp has 2 canoes for every 5 campers. If there are 70 campers in all, which proportion can be used to calculate how many canoes there are at the camp?

• 5/2 = 70/x
• 2/5 = 70/x
• 2/x = 70/5
• 2/70 = 5/x

Tags

CCSS.7.RP.A.2A

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12
• $1.50
• $3
• $1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In an animal shelter, the ratio of cats to dogs is 3 to 5. If there are a total of 25 dogs at the shelter, how many cats do they have?

• 15
• 18
• 21
• 32

Which picture shows 2/8?

• green
• blue
• purple
• pink

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Solve the proportion

• 144
• 4
• 6
• 9

Tags

CCSS.7.RP.A.2B

The cookie jar has six chocolate chip cookies and five oatmeal cookies. What is the ratio of oatmeal to chocolate chip cookies?

• 6:5
• 5:6
• 6:11
• 6:11

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2