Ch 6 Review: Inequality and Equation Quiz

Which of the following are graphed with an OPEN circle? Choose all that apply.

• >

• <

• >

• <

Which of the following are graphed with a CLOSED circle? Choose all that apply.

• >

• <

• >

• <

To solve the inequality, will you need to flip the inequality symbol? 2t > -20

• True

• False

What does the inequality mean?

y > 27

• y is at most 27

• y is at least 27

• y is greater than 27

• y is less than 27

As a delivery driver, Bob will earn $90 this week plus $8 per delivery. This week, he wants his pay to be over $150. Which equation or inequality matches the situation?

• 90d + 8=150

• 150d >90/8

• 90 + 8d < 150

• 90 + 8d > 150

Solve the inequality: 3x - 10 > 50

• x > 40

• x < 20

• x > 20

• x = 60

Solve the inequality: -3x > 21

• x > 7

• x < -7

• x > -7

• x < 7

In a basketball game, Michael scored 5 points more than three times the number of points Rachel scored. Michael scored 20 points. Which equation or inequality can be used to determine how many points Rachel scored (r)?

• 20 = 5(3r)

• 3r + 5 > 20

• 5r + 20 = 3

• 3r+5=20

Jaxxon sold a rare Pokemon for $7,200. This price is $250 less than four times the amount he bought it for (y). Which equation or inequality matches this situation?

• 250 < 4 (7200)

• 7,200 = 4y - 250

• 250y = 7200/4

• 7200 = 250y + 4

SOLVE: 7.5 = 2.5m - 5

m = ?