LS3 Practice Test Junior High School

 

LS 3 JHS

Practice Test

Name: _________________________________________              Date: ________________

Instructions: Choose the letter of the correct answer by writing it on a separate sheet of paper.

 

1. In a number line, what are the integers on the left of 0?

a. Decimals                 b. Positive integers                 c. Fractions     d. Negative integers

2. Which of the following do not belong to the group of numbers?

A. Two                        B. Three                      C. Four                        D. Six

3.  Which of the following is a binomial?

a.  + x                    b.  + x + 1             c. + x − 2                 d. 4

4. What is the product of  (x + 3)?

a. − 3                   b. 3 − x             c.  + 3                  d. x + 3

5. Multiply (x − 3) by (x + 2).

a.  + x + 6                b.  − x + 5       c.  − x − 6                d.  + x − 6

6. What is the sum of (7 − 4x + 3) + ( + 3x − 2)?

a. 8 + 7x + 1            b.  − x + 1       c.  + 7x + 1              d. 8 − x + 1

7. It is a type of relation in which for every member of the first group, there corresponds one and only one member of the second group.

a. consistent                b. inconsistent             c. true                          d. function

8. If x=5, what is the value of y= −3x + 10 ?

a. −5                            b. −4                            c. −3                            d. −2

9. What do you call the intersection of the x- and y- axes?

a. slope                        b. axes                         c. origin                       d. relation

10. What point does the expression “from the origin, move 2 units left, then 3 units up” represent?

a. (2, −3)                     b. (2, 3)                       c. (−2, 3)                     d. (−2, −3)

11. What kind of function is represented by a line in the Cartesian plane?

a. relation                    b. linear                       c. number                    d. plane

12. Identify the movement of the point (−10, −3) in the Cartesian plane.

a. 10 units left, then 3 units up                       c. 10 units right, then 3 units up

b. 10 units left, then 3 units down                  d. 10 units right, then 3 units down

13. What is the best term that describes two lines that will never meet?

a. perpendicular          b. parallel                    c. intersecting             d. adjacent

14. What kind of lines form right angles?

a. intersecting             b. adjacent                   c. perpendicular          d. parallel

15. What is the sum of two complementary angles?

a. 360°                         b. 270°                        c. 180°                         d. 90°

16. What is the supplement of 110°?

a. 70°                           b. 55°                          c. 45°                           d. 20°

17. How many sides does a decagon have?

a. 10                            b. 9                              c. 8                              d. 7

18. Given an arithmetic sequence of 3, 1, −1, −3, −5, −7,… Find the 8th term of the given sequence.

A. 11                           B. −11                         C. 9                             D. −9

19. What is the common difference in the arithmetic sequence given in item no. 18?

A. 3                             B. −3                           C. −2                           D. 2

20. Which of the following is an example of a continuous variable?

a. height of a basketball player                       c. number of pages in a book

b. number of TV per household                      d. number of students in a class

 

 

 

 

 

Answer Key

1.     D

2.     B

3.     A

4.     C

5.     C

6.     D

7.     D

8.     A

9.     C

10.  C

11.  B

12.  B

13.   B

14.  C

15.  D

16.  A

17.  A

18.  D

19.  C

20.  A

 

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