Topic 2 Test 8th Grade

The graph shows the average speed of Car 1 which is traveling on a highway. The equation y=60x represents the average speed of Car 2 where y is the distance in miles and x is the time in hours.

What is the speed of Car 1 and which car is traveling at the greater speed?

• 64 mph; Car 1

• 64 mph; Car 2

• 32 mph; Car 1

• 32 mph; Car 2

Tags

CCSS.8.EE.B.5

Sarah compares the heights of two plants to see which plant grows more per week. The table shows the relationship between the height and number of weeks for Plant 1. The graph shows the relationship between the height and number of weeks for Plant 2.

What is the rate for each plant and which plant grows at the faster rate?

• Plant 1=4

  Plant 2=2

  Faster=Plant 1

• Plant 1=1/4

  Plant 2=2

  Faster=Plant 2

• Plant 1=4

  Plant 2=4

  They are the same.

• Plant 1=1/4

  Plant 2=4

  Faster=Plant 2

Tags

CCSS.6.RP.A.3A

The graph, table, and equation show the total cost of the number of pairs of jeans purchased at three different stores.

What is the cost for each store and which store charges the higher cost for a pair of jeans?

• Shop 1: $24

  Shop 2: $22

  Shop 3: $20

  Shop 1 is the highest cost.

• Shop 1: $48

  Shop 2: $22

  Shop 3: $10

  Shop 1 is the highest cost.

• Shop 1: $24

  Shop 2: $44

  Shop 3: $40

  Shop 2 is the highest cost.

• Shop 1: $24

  Shop 2: $44

  Shop 3: $60

  Shop 3 is the highest cost.

Tags

CCSS.8.EE.B.5

McKenna and Majlise are saving for a vacation. McKenna's savings are shown in the graph. Majlise's savings are represented by the equation y=50x. Who is saving more money per week?

• McKenna

• Majlise

Tags

CCSS.8.EE.B.5

Two grocery stores charge different amounts for Jackson's favorite snack. At which store will Jackson pay a lower price per pound?

• Shop Rite

• Costco

Tags

CCSS.7.RP.A.2D

Find the slope through the pair of points: (-3, 6) (15, 16)

• -5/9

• 5/9

• -9/5

• 9/5

Tags

CCSS.8.EE.B.5

Find the slope through the pair of points: (-3, -6) (-3, -9)

• 0

• 5/3

• undefined

• -5/3

Tags

CCSS.8.EE.B.5

Find the slope through the pair of points: (-9, 16) (12, 17)

• -1/21

• -21

• 1/21

• 21

Tags

CCSS.8.EE.B.5

Find the slope through the pair of points: (-16, 19) (-4, -5)

• -2

• 1/2

• -1/2

• 2

Tags

CCSS.8.EE.B.5

Find the slope of the graph.

• -7/4

• 4/7

• 7/4

• -4/7

Tags

CCSS.8.EE.B.5