Math Unit 2 Review EE

Brian earns $400 per week plus a 3% commission on everything he sells. Write and solve an inequality to find out how much he must sell to have a weekly income of at least $700.

• x ≥ 10,000

• x ≤ 10,000

• x > 10,000

• x < 10,000

Eric needs at least $3,000 to buy a used car. He already has $1,800. If he saves $50 per week, write and solve an inequality to find out how many weeks he must save to buy the car.

• x ≥ 1.64

• x > 1.64

• x ≥ 24

• x > 24

Jerad has $8 to spend on postcards. He wants to buy one large postcard that cost $2, and some small ones that cost $1.25 each. Write an inequality to find out how many small postcards Jerad can purchase.

• 2 - 1.25s ≤ 8

• 1.25 + 2s ≥ 8

• 8 + 1.25s ≤ 2

• 2 + 1.25s ≤ 8

Tags

CCSS.7.EE.B.4B

Consider the equation. 
3x + 28 = 67
What value of x makes the equation true?

• 12
• 13
• 36
• 39

Tags

CCSS.6.EE.B.5

Consider the inequality.

x + 3x < 24

Which value of x makes the inequality true?

• 5

• 6

• 7

• 8

Tags

CCSS.6.EE.B.5

Brandon solves the equation correctly.
4(y + 2) = 9
What is Brandon's result?

• 1/4
• 7/4
• 28
• 34

Tags

CCSS.7.EE.B.4A

A plumber charges his customers $25.70 per hour, h, plus a $54.50 service fee. On Tuesday, he earns $118.75 for fixing Mrs. Goodwill's sink. How long does it take the plumber to fix Mrs. Goodwill's sink?

• 2 hours and 15 minutes
• 2 hours and 30 minutes
• 2 hours and 45 minutes
• 2 hours and 50 minutes

Tags

CCSS.7.EE.B.4A

Which of the following inequality has a solution that is x > 4?

A) 4x + 10 > 6

B) -3x + 9 > 21

C) 5x - 10 < 10

D) -2x + 7 < -1

• A

• B

• C

• D

Tags

CCSS.8.EE.C.7A

Consider the inequality.
6(x + 10) > 438
What is the solution to the inequality?

• x < 83
• x > 83
• x < 63
• x > 63

Tags

CCSS.7.EE.B.4B

Consider the equation. 
3x + 28 = 67
What value of x makes the equation true?

• 12
• 13
• 36
• 39

Tags

CCSS.6.EE.B.5