Unit Rates/Proportionality Review

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

What mathematical operation does unit rates involve?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.7.EE.B.3

When are unit rates useful? Choose the best answer.

• When you want to subtract a number by another.
• When you want to multiply one number by another.
• When you want to compare prices.
• When you want to figure out the probability of a number.

Tags

CCSS.6.RP.A.3B

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

Which is the better buy? a 12 pack of Coke for $3.50 or a six pack of Coke for $1.80?

• The 12 pack of Coke
• The 6 pack of Coke
• Neither
• They are the same

Tags

CCSS.6.RP.A.3B

A cashier at the grocery store rung up 2 customers in 8 minutes. At this rate, how many customers can he ring up in 30 minutes?

• 16 customers

• 10.5 customers

• 7.5 customers

• 14 customers

Tags

CCSS.6.RP.A.3B

Does the table represent a proportional relationship?

• Yes.
• No.

Tags

CCSS.7.RP.A.2A

Which statement best describes the relationship between x and y in the table?

• Proportional
• Not Proportional

Tags

CCSS.7.RP.A.2A

Concrete building blocks weigh 28 pounds each. If b represents the number of concrete blocks and w represents the weight, what equation relates the two variables?

• 28/w=b

• 28w=b

• 28b=w

• 28bw

Tags

CCSS.6.EE.C.9

A store sells rope by the meter. The equation p=0.8L represents the price p (in dollars) of a piece of nylon rope that is L meters long. How much does the nylon rope cost?

• $8

• $80

• $0.80

• $0.08

Tags

CCSS.7.EE.B.3