Item Release Quick Check 4

A contractor is determining the amount of materials needed for the construction of a new building. He knows that he will use 32 nails for every sheet of plywood. Which graph represents the relationship between the number of sheets of plywood and the number of nails?

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Tags

CCSS.8.EE.B.5

The water levels in a holding tank at a water treatment plant are continuously monitored and graphed. Over a 5-hour period, the water level had these properties:

-The tank started full.

-The water level decreased at a constant rate during the first hour.

-The water level decreased at a slower rate during the second hour.

-The water level increased at a constant rate during the third hour.

-The water level remained the same during the fourth hour.

-The water level increased to full at a constant rate during the fifth hour.

Which graph represents the water level in the tank?

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Tags

CCSS.8.EE.B.5

The graph shows a scatter plot. Which equation best represents the data in the scatter plot?

• y = 2x + 0.9

• y = 0.9x + 2

• y = x

• y = 2x

Tags

CCSS.8.EE.B.5

Roger has two stacks of colored cards. The cards are the same shape and size. The tables show the number of each colored card he has in each stack.

Roger will randomly select one card from each stack once. Which statements are true? Select the two that apply.

• The probability that Roger will select a card from Stack 1 that is not blue and a card from Stack 2 that is not purple is 1.

• The probability that Roger will select a yellow card from Stack 1 and a card from Stack 2 that is not red is greater than 25%.

A linear function is represented by a table as shown.

Which two statements are true?

• The rate of change of the linear function is 3.

• The rate of change of the linear function is 2.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

• 11

• 19

• 93

• 108

Tags

CCSS.8.EE.A.4

What is the distance between (8, 3) and (53, 31) on a coordinate plane?

• 35 units

• 44 units

• 53 units

• 70 units

Tags

CCSS.HSG.GPE.B.7