Inequalities final quizizz

Which inequality is represented by the  following graph

• x < -8
• x > -8
• x ≥ -8
• x ≤ -8

Pick the correct inequality equation that represents the graph.

• $x>5$

• $x<5$

• $x\ge5$

• $x\le5$

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

Solve and graph the inequality.
7n - 1 > 76

• A
• B
• C
• D

-9a - 1 < 26

• a < -3
• a < 3
• a > -3
• a > 3

A student must be at least 15 years old to obtain a driver’s permit.

• x > 15
• x < 15 
• x ≤ 15
• x ≥ 15

Jillian needs at least $4800 to buy her first car. She has already saved $2400. If she saves $50/week, what is the minimum number of weeks it will take her to save enough for the car?

Write the inequality to the problem.

• 50x+2400 < 4800

• 2400x+50 ≤ 4800

• 50x+2400 ≥ 4800

• 50x+2400 ≤ 4800

Jillian needs at least $4800 to buy her first car. She has already saved $2400. If she saves $50/week, what is the minimum number of weeks it will take her to save enough for the car?

Solve the inequality/answer the question.

• x ≥ 48

• x ≤ 48

• x ≥ 24

• x ≤ 24

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

• 5x + 10 ≥ 100
• 5x - 100 ≥ 10
• 10x + 5 ≤ 100
• 5x + 10 > 100

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

• x ≥ 18

• x ≥ 22

• x ≤ 22

• x > 18