3- Word problems and two variable inequalitites

Which point below is NOT part of the solution set?

• (0, 0)
• (5, 1)
• (-1, -3)
• (20, -5)

Which of the following inequalities matches the graph?

• y < -4x - 1

• y < -(1/4)x - 1

• y < 4x - 1

• y < -4x - 1

Which of the following inequalities matches the graph?

• 4y + 3x < 20

• 4y - 3x < 20

• 4y + 3x > 20

• 4y - 3x > 20

Which of the following inequalities matches the graph?

• y > x + 2

• y < -x + 2

• y < 2x + 2

• y < x + 2

Which of the following inequalities matches the graph?

• -3x > 12

• -3x < 12

• -3y ≤ 12

• -3y ≥ 12

Select the correct graph for each inequality.

• A

• B

• C

• D

Which point below is NOT part of the solution set?

• (0, -2)
• (1, 1)
• (3, 3)
• (2, 10)

Is (-1, 0) a solution to this inequality?

• Yes
• No

Nancy went to the grocery story.  On Monday she purchased 4 apples and 6 bananas for a total of $13.  On Wednesday she purchased 3 apples and 7 bananas for a total of $13.50.  Which system of equations represents the situation?

• 4x + 6y = 3
  13.5x - 13y = 6
• x + y = 4
  x - y = 6
• 4x + 6y = 13
  3x + 7y = 13.5
• 4x - 6y = 13
  3x - 7y = 13.5

Amy sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56. Adam sold 9 packages of sugar cookies and 3 packages of oatmeal cookies for $60. What is the price of 1 pack of sugar cookies and 1 pack of oatmeal cookies?

• Sugar Cookies $5 
  Oatmeal Cookies $3
• Sugar Cookies $4
  Oatmeal Cookies $8
• Sugar Cookies $2
  Oatmeal Cookies $6
• Sugar Cookies $3
  Oatmeal Cookies $6