Proportions/Unit Rates

What mathematical operation does unit rates involve?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.7.EE.B.3

If Justin ordered 5 ice cream bars for $12.25, how much was each ice cream bar?

• $2.45
• $4.00
• $7.25
• $1.25

Tags

CCSS.6.NS.B.3

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

• $30
• $20
• $60
• $10

Tags

CCSS.6.RP.A.3B

Mrs. Nuckels used 3 cups of flour to make 60 cookies.  How many cups of flour did she use to make 90 cookies?

• 6 c.
• 30 c.
• 4 1/2 c.
• 5 c.

Tags

CCSS.6.RP.A.3B

Mr. Foster drove 160 kilometers in 2 hours. What is the distance he can travel in 6 hours?

• 540
• 48
• 480
• 54

Tags

CCSS.6.RP.A.3B

Eric bought 4 pairs of sports socks for $9.  How many pairs of socks can he buy for $13.50?

• 8
• 7
• 6
• 5

Tags

CCSS.6.RP.A.3B

Mr. Keys made $90 in 5 hours.  What is the unit rate?  

• $18 per hour
• $1 in 18 hours
• $90:5h
• 5 to 90

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Solve the proportion below:

• 3
• 24
• 21
• 12

Tags

CCSS.7.RP.A.2B

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

• 175
• 185
• 200
• 220

Tags

CCSS.6.RP.A.3B

In my fish tank, the ratio of red fish to blue fish is 3:5. There are 20 blue fish. How many red fish are there?

• 18
• 12
• 4
• 15

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3