Inequality Solving Quiz

Solve the one-step inequality: 9q < -81.

Solve the one-step inequality: -2.5d ≥ 30.

Solve the two-step inequality: -3x - 11 > 45.

Solve the two-step inequality: 10 - x ≤ 35.

Solve the two-step inequality: 1.5x + 12 < 18.

List three values that are in the solution set for the inequality 7x + 22 ≤ 15.

Hayden earns $9.50 per hour as a lifeguard. He earns a bonus of $50.00 for taking a training course. How many hours must he work to earn at least $300.00? Write the variable and inequality.

21. A warehouse holds 460 boxes. They ship out 65 boxes each week. After how many weeks will the warehouse have less than 100 boxes remaining? Write and solve an inequality that can be used to determine how many weeks it will take for the warehouse to have less than 100 boxes.

23. Marco is limited to 7 hours of screen time each week. He decides to watch a movie that is 1 hour and 20 minutes on Sunday. If he divides the remainder of the time equally among the other six days, then how many minutes can he watch each day? Write and solve an inequality.