Systems of Linear Inequalities Quiz

What is the primary focus of the introduction to systems of linear inequalities?

• Solving quadratic equations

• Calculating derivatives

• Understanding keywords and symbols

• Graphing linear equations

In Catherine's problem, what is the maximum number of hours she can work per week?

• 30 hours

• 25 hours

• 15 hours

• 20 hours

What is the minimum amount Catherine needs to earn each week?

• $150

• $180

• $200

• $100

Which inequality represents the total hours Catherine can work?

• x + y ≤ 20

• x + y < 20

• x + y ≥ 20

• x + y = 20

What is the y-intercept of the inequality y ≤ -x + 20?

• 5

• 15

• 20

• 10

In Clay's problem, how much profit does he make per soda sold?

• $0.50

• $1.00

• $1.50

• $2.00

What is the minimum number of items Clay wants to sell?

• 50 items

• 20 items

• 40 items

• 35 items

Which inequality represents the total number of items Clay wants to sell?

• x + y ≥ 35

• x + y ≤ 35

• x + y < 35

• x + y = 35

What is the y-intercept of the inequality y ≥ -2x + 60?

• 15

• 30

• 45

• 60

What is the slope of the inequality y ≥ -2x + 60?

• -1

• -2

• 1

• 2