HOMEWORK: Unit 3 Test Review

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

A box of cereal cost $3.59 for 30 oz. How much is the unit rate per ounce? Round to the nearest cent.

• 11 cents
• 12 cents
• 13 cents
• 10 cents

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Identify the constant of proportionality.

• k = 5

• k = 1/5

• k = 1

• k = 2.5

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Identify the constant of proportionality.

• k = 1/0.45

• k = 0.45

• k = -0.45

• k = -1/0.45

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Another name for constant of proportionality is __________________

• unit rate
• ratio rate
• proportion answer
• rational number

Tags

CCSS.7.RP.A.2B

Which equation helps you solve for k?

• k = x/y

• k = y/x

• k = y + x

• k = 2x

Tags

CCSS.7.RP.A.2B

Which equation matches the constant of proportionality?

• x = y

• y = x

• y = kx

• l x w

Tags

CCSS.7.RP.A.2C

What is the constant of proportionality of the graph above?

• 16
• 1/16
• 1
• None of the above

Tags

CCSS.7.RP.A.2B

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Oreos $2.98 for 15.5 oz.
or
Chips Ahoy $2.50 for 14 oz.
Find the unit price of each and choose the better deal.

• Oreos
• Chips Ahoy

Tags

CCSS.6.RP.A.3B