EE Lessons 21 - 24 Inequalities

You must be at least 48 inches tall to ride the bumper cars.

• h < 48

• h > 48

• h ≤ 48

• h ≥ 48

Which inequality is represented by the  following graph

• x < -8
• x > -8
• x ≥ -8
• x ≤ -8

Write the word sentence as an inequality
6 times a number x is at most 47

• 6x > 47
• 6x ≥ 47
• 6x < 47
• 6x ≤ 47

A slice of pizza costs $3.50.  You have $25.00 in your wallet to spend on pizza.  Write an inequality to represent the number, p, of slices of pizza you can buy.

• 3.50p < 25.00
• 3.50p > 25.00
• 3.50p ≤ 25.00
• 3.50p ≥ 25.00

If you were to graph x > 2, what would you do?

• put a closed dot on 2 and to the right
• put a closed dot on 2 and to the left
• put an open dot on 2 and to the right
• put an open dot on 2 and to the left

What do you do to solve the graph of the inequality:
     -2x ≤ 10

• divide by -2
• multiply by -2
• multiply by -2 and flip the inequality
• divide by -2 and flip the inequality