Unit 4 Review of Lessons 1-4

Use the double number line to determine the constant of proportionality (miles per hour)

• 30

• 3

• 1/10

• 10

In the equation y = 14x, what is the constant of proportionality?

• y
• x
• 14
• 1/14

Tags

CCSS.6.EE.C.9

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the constant of proportionality for this table?

• $1/9 per hour
• $9 per hour
• $8 per hour

Tags

CCSS.HSF-LE.A.1B

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

• $1.00 per pound
• $3.60 per pound
• $1.20 per pound
• $1.10 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Is this table proportional?

• Yes
• No

Tags

CCSS.8.EE.B.5

Write an equation for this situation.

• y = 9.75x
• y = 19x
• y = 19.25x
• y = 9.5x

What does k represent in the equation y = kx?

• konkrete kids
• constant of proportionality
• kangaroos
• krispy kreme

Tags

CCSS.HSF-LE.A.1B

What is the constant of proportionality (in miles per hour) based on the table?

• 45 mph
• 90 mph
• 135 mph
• 2 mph

Solve the equation:
4p = 16

• p = 12
• p = 64
• p = 3
• p = 4

Cindy earns extra money as a hostess. She earns $18.50 for 2 hours and $55.50 for 5 hours. What is the constant of proportionality?

• $37

• $64.75

• $9.25

• $18.50