Inequality Test Review

Solve the inequality

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Brittany gets 9 points in her book club for every book she reads, and she already has 40 points. She needs more than 153 points to receive the grand prize.

Write and solve the inequality to find the minimum number of books she must read to get the prize.

• x > 12

• x > 13

• x > 14

• x > 15

Sophie earns $12.80 per hour babysitting. She has to repay a loan to her parents in the amount of $100. After repaying the loan, she wants to have at least enough money to buy herself a pair of sneakers costing $130.40. Write an inequality modeling the number of hours, x, Sophie needs to work to have enough money to buy the sneakers.

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4x - 2 ≤ -22

• x ≥ -5

• x ≥ -6

• x ≤ -6

• x ≤ -5

Which inequality matches this graph?

• x ≤ -2

• x < -2

• -2 < x

• x > -2

Which inequality matches this graph?

• x > 1

• 1 ≥ x

• x ≥ 1

• x ≤ 1

x + 5 ≤ 13

• x ≥ 8

• x ≥ 18

• x ≤ 8

• x ≤ 18

Greater than

• <

• >

• ≤

• ≥

8x ≥ -32

• x ≥ -4

• x ≥ 4

• x ≤ -4

• x ≥ 4

s + 9 ≥ -25

• s ≥ -18

• s ≥ -34

• s ≤ 18

• s ≥ 34