Comparing Proportional Relationships Review

What is the constant of proportionality in the equation y = 3x?

• 1

• 4

• 2

• 3

Tags

CCSS.7.RP.A.2B

Solve the proportion: 4:6 = x:9.

• 5

• 2

• 6

• 3

Tags

CCSS.7.RP.A.2B

If the constant of proportionality is 0.75, what is the value of y when x = 8?

• 4

• 6

• 10

• 2

Tags

CCSS.7.RP.A.2B

Solve the proportion: 3/5 = x/15.

• 9

• 6

• 2

• 12

Tags

CCSS.7.RP.A.2B

The table below shows the time it takes a prototype car to travel different distances.

What is the constant rate of change in this situation in miles per hour?

• 132 miles per hour

• 60 miles per hour

• 55 miles per hour

• 0.92 miles per hour

Tags

CCSS.HSF-LE.A.1B

Caroline's cell phone plan costs $32 per month. Which table shows the sum of the amounts that Caroline will pay for her call phone plan over the next 4 months.

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Tags

CCSS.3.OA.D.9

At a school carnival, tickets can be purchased to participate in different activities. The table shows the total cost for different numbers of tickets.

What is the constant of proportionality that relates, y, the total cost in dollars, to x, the number of tickets purchased?

• 4.00

• 0.25

• 1.00

• 0.10

Tags

CCSS.7.RP.A.2B

A recipe says to use 3 cups of flour to make 48 cookies. What is the constant of proportionality that relates the number of cookies made, y, to the number of cups of flour used, x?

Tags

CCSS.7.RP.A.2B

The total distance a snail travels in feet, y, is directly proportional to the number of minutes the snail travels, x.

What is the constant of proportionality represented in the graph?

• 2 feet per minute

• 0.5 foot per minute

• 3 feet per minute

• 0.3 feet per minute

Tags

CCSS.7.RP.A.2B

Nate spent $0.75 on 1.5 pounds of bananas. At this rate, how much will 6 pounds of bananas cost?

Tags

CCSS.6.RP.A.3B