7th MCA 5 & Expressions

The graph below shows the height of 6 of the largest trees found in the United States. Which statement is best supported by the graph?

• The 3 shortest trees shown are from Washington.

• The tallest tree and the shortest tree shown are from Washington.

• The height of the coast redwood tree is three times the height of the spruce tree.

• The height of the eucalyptus tree is about half the height of the coast Douglas fir tree.

Tags

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.6.7

CCSS.RL.7.7

CCSS.RL.8.7

Which two points on the number line appear to have values that have a sum of zero?

• Point L and Point P

• Point N and Point Q

• Point N and Point S

• Point P and Point Q

Tags

CCSS.7.NS.A.1B

• 8/21

• 1 2/12

• 2 1/8

• 2 5/8

Tags

CCSS.6.NS.A.1

Lisa saves $2 of every $5 she earns. Lisa earned $55 last week. How much should Lisa have saved from her earnings last week?

• $11

• $20

• $22

• $33

Tags

CCSS.6.RP.A.3B

Todd and Tina went to the mall. Todd spent $24.00. Tina's amount did NOT exceed Todd's amount by more than $5.00. Which number sentence BEST describes the amount Tina spent?x = amount Tina spent

• x < $19.00

• x = $19.00

• x < $29.00

• x < $29.00

Tags

CCSS.6.EE.B.8

Let c = 3x. If c = 6 then x = 2. What is the value of x if c = 15?

• 3

• 4

• 5

• 6

Tags

CCSS.6.EE.A.2C

Given the equation y = 4x - 8, what is the value of x when y = 0?

• -2

• 2

• 3

• 8

Tags

CCSS.HSF.IF.A.2

A pest-control company was hired to spray the lawn represented by the shaded region shown below. What was the area in square feet that was sprayed?

• 19,280 ft²

• 20,000 ft²

• 37,680 ft²

• 17,680 ft²

Which of these graphs shows a relationship that is NOT​ proportional? Mark all that apply.

• 
• 
• 
• 

Answer explanation

The graph of a proportional relationship is a straight line through the origin (0,0).

Tags

CCSS.7.RP.A.2D

Expand the following expression: x(2y + 4z -3)

• 2xy + 4z - 5

• 2xy + 4xz - 3

• 2xy + 4xz - 3x

• 2xy + 4x - 3x

Answer explanation

Distribute the x to all 3 terms in the parentheses.

Tags

CCSS.6.EE.A.3