Proportional Relationships Review

Right Triangle A is a scale drawing of Right Triangle B. Enter the area of Right Triangle B.

Mathematical Equivalence

ON

Tags

CCSS.7.G.A.1

The table shows the total number of spark plugs produced by machines throughout a 12-hour work day. What is the unit rate for spark plugs produced per hour?

• 14 spark plugs per hour

• 5 spark plugs per hour

• 7 spark plugs

• 3 spark plugs per hour

Tags

CCSS.6.RP.A.3B

The graph shows how the amount of water in a 5-gallon bucket changes over time.

Which equation describes the relationship between x, the time in minutes, and y, the amount of water in gallons?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

Does this graph show a proportional relationship between the pounds of oranges bought and the price?

• Yes, because the line moves through the y-axis.

• No, because the line does not give a y-value for every x-value.

• Yes because the line on the graph is straight.

• No, because the line does not pass through the origin.

Tags

CCSS.7.RP.A.2D

Figure B is a scale image of Figure A, as shown.

Enter the scale factor applied to Figure A to produce Figure B.

Mathematical Equivalence

ON

Tags

CCSS.7.G.A.1

The table shows the total price of raffle tickets, based on how many purchased. Find the rate of change in the table.

• 4

• 5

• 6

• 7

Tags

CCSS.7.RP.A.2D

Kelsey is buying Christmas ornaments for her five closest friends. Using the graph shown, how much money will it cost her if she decides to buy a sixth ornament for herself?

• $45

• $90

• $50

• $37.50

Tags

CCSS.5.OA.B.3

• 3/4 : 1

• 1/2 : 1

• 8:1

• 4:1

Tags

CCSS.7.RP.A.1

Mathematical Equivalence

ON

Tags

CCSS.7.RP.A.1

• Seth should rent from Cross County Car Rentals because their cost per day is less than Right Route Car Rentals.

• Seth should rent from Right Route Car Rentals because their cost per day is less than Cross Country Car Rentals.

• Seth should rent from Cross Country Car Rentals the first day because their first-day rate is better than that of Right Route Car Rentals.

• Seth will pay the same amount regardless of the rental company he chooses since both have the same cost per hour.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9