Solve Problems with Inequalities

Members of the math club want to raise more than $552.50 for a trip to a state competition. The club has raised 12% of the funds. The members want to find out how much they each need to raise to make up the difference. Which inequality shows how much money each of the 7 club members needs to raise if each raises the same amount? Round to the nearest cent.

Kylie is buying a new computer. She has a coupon that will reduce the price of any computer in the store by $50. The store charges 5% sales tax on the reduced price. Which inequality represents all of the possible original prices, p, of computers that will cost less than $800 after the coupon and tax are applied?

Olive parked her car in the parking garage near the mall. The garage charges $5 for the first hour, plus $2 for each additional hour. If Olive doesn't want to pay more than $15 for parking, which inequality represents the number of hours, h, that she can shop?

Maggie bought a 128-ounce bag of dog food. Each day she feeds her dog 6 ounces of food. If she already fed her dog 90 ounces, which inequality can be used to determine the number of 6-ounce servings, x, she can give her dog without completely running out of food in the bag?

Solve the linear inequality.

• x > -2

• x < -2

• x < 2

• x > 2

Solve the linear inequality.

• x < 0

• x > 0

• x < 3

• x > 3

Solve the linear inequality.

Solve the linear inequality.

• x > 1

• x > 5

• x > -1

• x < -1

Solve the linear inequality.

• x < 5

• x > 5

• x < 5

• x > 5

Ari is ordering tulips and lilies for an event. Tulips are $3.50 each and lilies are $4.50 each. She has already ordered 72 tulips. If she wants to spend less than $400 total, which inequality represents how many lilies, x, Arie can order?