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Inequalities Word Problems Homework

Authored by John Hamilton

Mathematics

9th Grade

CCSS covered

Used 2+ times

Inequalities Word Problems Homework
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20 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 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

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Mona is ordering cups for her school.  Company A charges $3.50 for each cup and a one-time starter fee of $14.  Company B charges $0.50 for each trophy and a one-time starter fee of $22.  
Which inequality can be used to find x, the minimum number of cups that can be ordereed so that the total charge at Company A is less than the total charge at Company B?

3.5x + 14 < 0.5x + 22
3.5x + 14 > 0.5x + 22
3.5 + 14x < 0.5 + 22x
3.5 + 14x > 0.5 + 22x

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.8

CCSS.6.EE.B.6

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Renting games online from Netwii costs $3.33 per game  with no monthly fee.  Renting games online from HDO costs $2.00 per game plus a monthly fee of $10.00.
Which inequality represents the situation when the monthly cost at Netwii is more than the monthly cost at HDO?

3.33v > 2v + 10
3.33v + 10 > 2v 
3.33v < 2v + 10
3.33v + 10 < 2v

Tags

CCSS.7.EE.B.4B

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A taxi charges a flat rate of $1.75, plus an additional $0.65 per mile. If Erica has at most $10 to spend on the cab ride, how far could she travel?

x <12.7 milesx\ <12.7\ miles

x >12.7 milesx\ >12.7\ miles

x12.7 milesx\le12.7\ miles

x 12.7 milesx\ \ge12.7\ miles

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Ryan is a wrestler trying to make weight. He currently weighs 200 lbs. If he cuts 2 lbs. per week, how many weeks will it take him to weigh less than 175 lbs.?

no more than 12.5 weeks

at least 12.5 weeks

about 12.5 weeks

equal to 12.5 weeks

6.

MULTIPLE CHOICE QUESTION

5 mins • 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

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write an inequality for this situation:
You are driving, and the maximum speed limit is 55.

s < 55
s > 55
s ≤ 55
s ≥ 55

Tags

CCSS.6.EE.B.8

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