Unit Rate and Constant of Proportionality

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

The constant of proportionality can be found by finding the __________  _____________.

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

Tags

CCSS.7.RP.A.2B

Raven is famous for her chocolate chip cookies. She adds 3 cups of sugar for every 5 ounces of chocolate chips. What is the unit rate of chocolate chips to sugar in ounces per cup?

• 1.67 oz./cup
• .6 oz./cup
• 5 oz./cup
• 3 oz./cup

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

Tags

CCSS.6.EE.C.9

What was Brian's unit rate?

• 3/2 word per minute
• 30 minutes per word
• 60 minutes per word
• 30 words per minute

Tags

CCSS.8.EE.B.5

Identify the constant of proportionality.

• k = 2x

• k = 2

• k = 4

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Identify the constant of proportionality.

• k = 6

• k = 12

• k = 1/6

• k = 1/12

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Identify the constant of proportionality.

• k = 2

• k = 3

• k = 1.50

• k = 2/3

• none (not proportional)

Tags

CCSS.7.RP.A.2B

The constant of proportionality of this graph is k = 45. What does it mean?

• The boat travels for 45 miles for every 45 hours

• The boat travels 1 mile for every 45 hours

• The boat travels 45 miles for every 1 hour

• The boat travels 1/45 mile for every 1 hour

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• q=2
• q=9
• q=4.5
• q=6

Tags

CCSS.6.EE.B.7