Math STAAR Equations and Inequalities

Sam make $10.25 per hour working at Cheddars.  He plans to buy a laptop for $550.  Write and solve an inequality describing how many hours h Sam will have to work to be able to buy the laptop. (Round to the next higher hour)

• 10.25h < 550; less than 54 hours

• 10.25h > 550; greater than 54 hours

• 10.25h ≤ 550; at most 54 hours

• 10.25h ≥ 550; at least 54 hours

Kasey and her sister both sold cookie dough as a school fundraiser.  Kasey sold k tubs of cookie dough.  Her sister sold three times as many tubs of cookie dough.  If they sold a total of 88 tubs of cookie dough, then how many tubs of cookie dough did Kasey sell, k?

• 22

• 18

• 66

• 29

Ms. Hernandez is taking her children and their friends to the movies.  She will pay $10 for her adult ticket and $7 for each child ticket.  Ms. Hernandez does not want to spend more than $40.  Which inequality can be used to find c, the number of child tickets Ms. Hernandez can purchase?

• 7 + 10x > 40

• 10x - 7 ≤ 40

• 10 + 7x > 40

• 10 + 7x ≤ 40

Burger Town sells cheeseburgers for $7.95 each plus an additional $1.00 for each topping, t.  Which of the following equations best represents the cost, c, of a cheeseburger?

• c = 7.95t

• c = 8.95t

• c = 7.95t + 1.00

• c = 7.95 + 1.00t

Solve

• A/F

• B/H

• C/G

• D/J

• A

• B

• C

• D

Solve

• A/F

• B/H

• C/G

• D/J

Solve

• A/F

• B/H

• C/G

• D/J

Solve

• A/F

• B/H

• C/G

• D/J

Solve and graph the inequality.

7n - 1 > 76

• A

• B

• C

• D