Proficiency Review

Mr. Kelsey just opened a T-shirt shop and is determining what to charge for bundles of shirts. Which table of prices represents a proportional relationship?

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Tags

CCSS.7.RP.A.2D

2. A bakery sells 6 rolls for $2.00. If this relationship is graphed with the number of rolls on the x-axis and the cost on the y-axis, what is the unit rate of the graph in dollars per roll?

• $4.00

• $0.50

• $0.40

• $0.33

Tags

CCSS.7.RP.A.2D

The table shows the number of flowers used to create bouquets. Find the rate of change in the table.

• 6

• 8

• 9

• 12

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

4. The graph represents the number of calories burned for every hour of walking. Which of the following statements describes the graph shown below?

• At 0 hours, 240 calories are burned.

• To burn 180 calories, an individual must walk 3 hours.

• To burn 480 calories, an individual must walk for 4 hours.

• An individual that walks for 6 hours burns less than 400 calories.

Tags

CCSS.HSF.LE.B.5

5. Missy and Andrew want to figure out which restaurant has the best deal on french fries. They record the cost of an order of french fries and the number of fries in the order from four different restaurants. Which restaurant charges the greatest amount of money per fry?

• Restaurant 1

• Restaurant 2

• Restaurant 3

• Restaurant 4

Tags

CCSS.6.RP.A.3B

Which of the following situations could be represented by the expression -15 + 6?

• Matt owes $15 to his mom and his friend owes his $6.

• Melissa made 15 dollars at her job and spent $6.

• Ralph scored 15 points on Tuesday and 6 points on Wednesday.

• Katrina drove 15 miles to town and drove 6 miles to her friend's house.

Tags

CCSS.6.NS.C.5

Select the expression that is equal to -20(-2x+5).

• -40x + 100

• 40x + 100

• -40x - 100

• 40x - 100

Tags

CCSS.6.EE.A.3

Which of the following expression results in a positive number?

• 0.77 + (-1.45)

• -3/2 + (-3/2)

• -1.23 + .23

• 7 3/4 + (-7 1/4)

Tags

CCSS.7.NS.A.1C

Which of the following expressions is equivalent to 1/2?

• -2/3 - (-7/3)

• 1/2 + 4/3

• -7/6 + 2

• 4/6 + (-1/6)

Tags

CCSS.7.NS.A.1C

Which of the following expressions is equal to 12?

• -15 - 3

• -3 - (-9)

• 5 - 17

• 6 - (-6)

Tags

CCSS.7.NS.A.1C