Algebra I Keystone Quiz Linear Inequalities - (A ) Systems Of Inequalities, (A ) Interpret Solutions To Inequality Systems

Transcription

1 Algebra I Keystone Quiz Linear Inequalities - (A ) Systems Of Inequalities, (A ) Interpret Solutions To Inequality Systems 1) Student Name: Teacher Name: Jared George Date: Score: The linear inequality y < - 2 x + 2 is graphed. Determine a solution for the inequality. 3 A) (0, 2) B) (3, 0) C) (0, 0) D) (0, 3) 2) 1/14

2 Which of the points does NOT satisfy the inequality graphed in the diagram? A) (4, 0) B) (0, 0) C) (-3, -2) D) (-10, -1) 3) Which of the inequalities is represented by the graph? A) y < x + 2 B) y < -x + 2 C) y -x + 2 D) y 2x - 1 4) 2/14

3 Which of the points listed would fall in the correct shaded area for the inequality? The inequality has been partially graphed in the diagram. A) (0, 2) B) (0, 0) C) (-3, 5) D) (1, 10) y 2 3 x + 1 5) 3/14

4 The graph is the boundary line for the inequality y 2 x + 1. Which of the points would lie in the shaded region for this inequality? 3 A) (1, 2) B) (-4, 5) C) (0, -3) D) (-10, -2) 4/14

5 6) The linear inequality y 3 2 x is graphed. Determine a solution for the inequality. A) (0, 2) B) (1, 3) C) (-2, 0) D) (-3, 1) 7) The graph shown is for the inequality y x. The graph has one thing wrong. What is it? A) The shading is on the wrong side of the boundary line. B) The boundary line should be dotted or dashed C) The boundary line has the wrong y-intercept D) The boundary line has the wrong slope 8) 5/14

6 Which of the points satisfy the linear inequality graphed here? A) (0, 0) B) (10, 0) C) (-10, 0) D) (10, 10) 9) Determine a solution for the linear inequality graphed here. 6/14

7 A) (3, 0) B) (3, -1) C) (0, 0) D) (5, 2) 10) Which system of inequalities is represented by the graph shown? A) B) C) D) 11) 7/14

8 A system of linear equations has been graphed in the diagram. Determine a reasonable solution for the system of equations. A) (0, -3) B) (3, 0) C) (-3, 0) D) (0, 3) 8/14

9 12) A system of linear equations has been graphed in the diagram. Determine a reasonable solution for the system of equations. A) (-2, 1) B) (1, 1) C) (-1, 1) D) (1, -1) 13) A system of linear equations has been graphed in the diagram. Determine a reasonable solution for the system of equations. A) (-1, 4) B) (1, 4) C) (-1, -4) D) (1, -4) 14) 9/14

10 A system of linear equations has been graphed in the diagram. Determine a reasonable solution for the system of equations. A) (-2, 3) B) (2, 3) C) (2, -3) D) (-2, -3) 15) A system of linear equations has been graphed in the diagram. Determine a reasonable solution for the system of equations. A) (2, -1) B) (-1, 2) C) (-2, 1) D) (0, -2) 16) 10/14

11 A system of linear equations has been graphed in the diagram. Determine a reasonable solution for the system of equations. A) (-2, 1) B) (2, 1) C) (2, -1) D) (-2, -1) 17) y x - 3 y x + 2 Which area on the graph, if any, represents the solution to the system? A) A 11/14

12 B) B C) C D) No Solution 12/14

13 18) Which of the statements is true about the graph for the system of inequalities? y -2x y 3 A) Area C should be the shaded region. B) The graph of the boundary line for y 3 should be dashed. C) The equations y < -2x should be an uphill line, not a downhill line. D) Area A should be the shaded region instead of the region shaded on the graph. 19) Which system of inequalities is represented by the graph? 13/14

14 A) B) C) D) 20) A concession stand sells hamburgers (h) for $2 and hotdogs (d) for $1. On Friday night they sold a total of 300 hamburgers and hotdogs and made $420. How many of each did they sell? Which solution is reasonable? A) 200 hamburgers and 50 hotdogs B) 50 hamburgers and 300 hotdogs C) 120 hamburgers and 180 hotdogs D) 100 hamburgers and 100 hotdogs 14/14