WASL Sample Questions ›› Mathematics

WASL Sample Questions : Mathematics

11. If x + 2y = 1, and 2x + y = 5, then x + y = ?
    1. 1
    2. 2
    3. 3
    4. 4
    5. 5

    Answer: B

12. Over all real numbers x, what is the maximum value of 4 sin 3x ?
    1. 1
    2. 2π/3
    3. 3
    4. 4
    5. 12

    Answer: D

13. Which of the following is equal to √20?
    1. 2√5
    2. 2√10
    3. 4√5
    4. 10
    5. 10√2

    Answer: A

14. If 5a = 25, then a² = ?
    1. 5
    2. 20
    3. 25
    4. 125
    5. 625

    Answer: C

15. A rock group gets 30% of the money from sales of their newest compact disc. That 30% is split equally among the 5 group members. If the disc generates $1,000,000 in sales, how much does one group member receive?
    1. $ 30,000
    2. $ 50,000
    3. $ 60,000
    4. $200,000
    5. $300,000

    Answer: C

16. If the expression x2 – kx – 12 is equal to zero when x = 4, what is the value of k?
    1. 7
    2. 1
    3. –1
    4. –3
    5. –7

    Answer: B

17. What positive value of k would make the lines below parallel in the standard ( x, y) coordinate plane?

    kx + 2y = 8
    18x + ky = 12

    1. 0
    2. 2
    3. 6
    4. 8
    5. 12

    Answer: C

18. Lengths for the triangle below are given in feet. What is the value of x ?

    

    1. 2
    2. √3
    3. 4
    4. 5
    5. √15

    Answer: A

19. Which of the following is an equation of a line that passes through the origin and is parallel to the line 2x – y = 5 ?
    1. –2x + y = 5
    2. 2x + y = 5
    3. x – y = 0
    4. 2x – y = 0
    5. 2x + y = 0

    Answer: D

20. If 60% of the weight of a 2,200-pound car should be supported by the rear tires, how many pounds should be supported by the rear tires?
    1. 120
    2. 600
    3. 1,200
    4. 1,320
    5. 1,600

    Answer: D