Inequality Statements

At sea level, water boils at 212°.

Write an inequality that shows temperatures where water does not boil.

• B < 212

• B > 212

• B ≤ 212

• B ≥ 212

Select the correct inequality

• -5 < -4 < -3

• -3 < -4 < -5

Write an inequality that matches...

The capacity of a concert hall is 500 people

• C < 500

• C > 500

• C ≤ 500

• C ≥ 500

• C ≠ 500

A painter charges $25 per hour plus $50 to paint a house. The painter painted a house for less than $725. Which inequality can be used to determine all the possible numbers of hours (x) it took the painter to paint the house?

• 25x + 50 < 725

• 25x + 50 > 725

• 50x + 25 < 725

• 50x + 25 > 725

Walter is buying strawberries and grapes.

• The total amount he spends on the fruit must be less than $14.00.

• He spends $5.00 on a basket of strawberries.

• Grapes cost $2.00 per pound.

Which graph best represents all the numbers of pounds of grapes Walter can buy?

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Tasha sells cakes and cookies at her bakery. Cookies sell for $1.50 each. Tasha would like her total sales to be at least $30.00 from the sale of her cookies. Which inequality describes all the numbers of cookies (x) that Tasha needs to sell?

• x ≥ 45

• x > 45

• x > 20

• x ≥ 20

Solve the inequality: 3x + 5 > 17

• x = 4

• x > 4

• x > 17

• x < 4

Solve the inequality: 4a + 7 ≥ 31

• a > 6

• a ≤ 6

• a ≥ 6

• a = 6