Inequalities Pre/Post Test

There is a mathematical error present. Identify the error.

5 -2x > 25

2x > 30

x < -15

• 2x > 30

• x < -15

• 5 - 2x > 25

• None of these

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve the inequality x - 4 > 16

• X > -12

• x < 12

• X < -20

• x > 20

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Solve the inequality -2y ≤ 8

• y ≤ -16

• y ≥ -4

• y ≤ -4

• y  ≥ 16

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Solve and graph the solution of the inequality 2x -4 ≥ 8

Select the correct answer.

• A

• B

• C

• D

Tags

CCSS.HSA.REI.B.3

What are three possible solutions to the inequality 5x - 3 < 12

• -1, 0 , 1, 2

• 0, 1, 2, 3

• 3, 4, 5, 7

• None of these

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Choose the appropriate mathematical sentence for:

The cost (y) of a new iPhone being at least $850.

• y ≥ 850

• y < x - 850

• y ≤ 850x

• y = x + 850

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Graph the following the cost of a new iPhone is at least $850

• A

• B

• C

• None of these

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

You earn $12.50 per hour at your summer job. You need $200 to buy Air pods.

Solve an inequality that represents the number of hours h needed to work in 

    order to buy your Air pods.

• 12.5h ≥ 200

  h ≥ 16

• y < 12.5h + 200

  h < 18

• h + 12.5 < 200

  h < 20

• y ≥ 12.5h - 200

  h ≥ 22

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

You earn $12.50 per hour at your summer job. You need $200 to buy Air pods. Suppose you work 15 hours. Do you have enough money to buy your air pods?

• Yes

• No

• Not Enough Information

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1