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Directions: Choose the letter of the correct answer.

1. Which of the following forms is the contrapositive of “If p, then q”? *
1 point
A. If p, then q
B. If q, then p
C. If not p, then not q
D. If not q, then not p

2. Which of the following is a solution of the system {(x + y ≥ 4 and 2x - y > 3)}? *
1 point
B. (2,3)
D. (0 , 1)
C. (1 , -2)
A. (3,2)

7. Salary is an independent variable because it controls the number of hours that one works. *
1 point
A. True
B. False

5. What is the domain of the set of ordered pairs {(1,2), (2,4), (3,6), (4,8)}? *
1 point
A. {1,2,3,4}
B. {2,4,6,8}
C. {1,2,6,8}
D. {1,2,3,4,6,8}

3. It is composed of two or more linear inequalities. *
1 point
A. Linear Equations
B. Linear Inequalities
C. System of Linear Equations
D. System of Linear Inequalities

6. In the set of ordered pairs (x, y), the set of the first coordinates is referred to as _______. *
1 point
A. Domain
B. Range
C. x-axis
D. y-axis

8. The height of a plant is dependent on the number of years it grown. *
1 point
A. True
B. False

1. The solution of the system of linear inequalities is the _______ region of the graphs *
1 point
A. Blank
D. Vertical
B. Non-shaded
C. Overlapping

10. Sam likes to read books. He reads 50 pages in two hours. At the same rate, how many hours will it take him to read the remaining 150 pages? *
1 point
A. 6
B. 7
C. 8
D.9

4. A kind of relation in which every abscissa corresponds to exactly one ordinate. *
1 point
A. Equation
B. Inequality
C. Relation
D. Function

9. If f(x) = 3x -2, then f (5) = ________. *
1 point
A. 6
B. 13
C. 15
D. 20​

Sagot :

1.B

2.A

3.A

4.B

5.D

Step-by-step explanation:

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