Inequalities Practical Problems

Inequalities Practical Problems

7th Grade

15 Qs

quiz-placeholder

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Inequalities Practical Problems

Inequalities Practical Problems

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

CCSS
7.EE.B.4B

Standards-aligned

Created by

Anthony Clark

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cole is doing a basketball challenge for charity. In order to win money for the charity, he needs to score at least 20 points in less than 10 shots. If x is the number of 2-point shots, and y is the number of three point shots, which inequalities below represent the situation?

x + y < 10

2x + 3y ≥ 20

x + y ≤ 10

2x + 3y ≥ 20

x + y ≤ 10

2x + 3y > 20

x + y < 10

2x + 3y > 20

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

A radio station is giving away tickets to a play. They plan to give away tickets for seats that cost $10 for children and $20 for adults. They want to give away more than 20 tickets. The total cost of all the tickets they give away can be no more than $280. Select all solutions

(5 childrens tickets, 12 adult tickets)

(17 childrens tickets, 3 adult tickets)

(20 childrens tickets, 2 adult tickets)

(15 childrens tickets, 6 adult tickets)

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A limo driver needs to make more than $450 in one day. He charges a rental fee of $375 and $0.85 per mile. What inequality represents the number of miles, x, he would have to drive to reach his goal?

0.85x + 375 > 450

0.85x + 375 < 450

0.85 + 375x > 450

0.85 + 375x < 450

Tags

CCSS.7.EE.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which situation can be represented by the inequality
15 + 6x ≤ 100?

Lazer Zone charges $15 plus $6 per person. If Andrea has a maximum of $100 to spend, how many people can Andrea invite to play laser tag?

Lazer Zone charges $6 plus $15 per person. If Andrea has a maximum of $100 to spend, how many people can Andrea invite to play laser tag?

Lazer Zone charges $15 plus $6 per person. If Andrea has a minimum of $100 to spend, how many people can Andrea invite to play laser tag?

Lazer Zone charges $6 plus $15 per person. If Andrea has a minimum of $100 to spend, how many people can Andrea invite to play laser tag?

Tags

CCSS.7.EE.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

5x + 10 ≥ 100

5x - 100 ≥ 10

10x + 5 ≤ 100

5x + 10 > 100

Tags

CCSS.7.EE.B.4B

6.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Mrs. Scott decided that she would spend no more than $120 to buy a jacket and a skirt. If the price of the jacket was $20 more than 3 times the price of the skirt, which inequality represents the highest possible price of the skirt?

20x + 120 ≥ 3

x/3 + 20 ≤ 120

3x + 20 ≤ 120

3x + 20 ≥ 120

Tags

CCSS.7.EE.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

The dance committee hired a DJ for the fall dance. The DJ charges $125 per hour in addition to $55 for an assistant. The committee wants to keep the total cost under $600. Which inequality represents the maximum amount of hours the DJ will play at the dance?

125x + 55 ≤ 600

125x + 55 ≥ 600

125x + 55 > 600

125x + 55 < 600

Tags

CCSS.7.EE.B.4B

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