• >

Skills/Pre-Algebra



Questions related to numerical skills/pre-Algebra, algebra, college algebra, geometry and trigonometry are designed to reflect the major topics covered in the compass test. The answers to the suggested questions are at the bottom of the page.

    A - Numerical Skills/Pre-Algebra


  1. compass problem 1, sampled 2

    A) 68
    B) 140
    C) 84
    D) 5
    E) 44
  2. In scientific notation, 3.0 x 10-5 + 4.0 x 10-4 =

    A) 4.3 x 10-5
    B) 4.3 x 10-4
    C) 7.0 x 10-4
    D) 7.0 x 10-5
    E) 7.0 x 10-9

  3. If
    compass problem 3, sampl 2.

    is calculated and the fraction obtained reduced to simplest form, then what is its numerator?
    A) 1
    B) 4
    C) 5
    D) 6
    E) 7

  4. compass problem 4, sample 2.

    A) 4/5
    B) 5/4
    C) 2/9
    D) 2(2/9)
    E) 20

  5. A shop owner decreased the selling price of a pair of shoes from $25 to $22. By what percentage was the price decreased?
    A) 3%
    B) 22%
    C) 12%
    D) 13.6%
    E) 88%


  6. 2/5 + 0.4 + 10% =

    A) 1
    B) 9/5
    C) 16/5
    D) 2
    E) 9/10
  7. Linda worked for 8 hours and was paid $6.20 per hour. She then went shopping and bought two boxes of chocolate at $12.50 each and three boxes of cookies at $4.25 each. How much money does Linda have left?
    A) $11.85
    B) $32.85
    C) $20.35
    D) $24.35
    E) $3.60
  8. Jhon bought 2(1/4) pounds of blue cheese, 2.75 pounds of Cheddar cheese and 4(1/2) pounds of goat cheese. How many pounds of cheese did Bill buy?
    A) 8
    B) 9(1/2)
    C) 8(3/4)
    D) 9(3/4)
    E) 10
  9. In a factory , 2/5 of all workers earn more than $12 per hour. The number of the workers earning $12 per hour or less is 120. How many workers earn more than $12 per hour?
    A) 48
    B) 80
    C) 120
    D) 108
    E) 100
  10. 40% of students in a school have no brothers or sisters. Of the remaining students, 1/4 have 1 brother or sister. What fraction of all students have more than 1 brother or sister?
    A) 3/4
    B) 2/5
    C) 7/20
    D) 11/20
    E) 9/20
  11. Two different car hire companies offers two different plans: A and B. In plan A, a customer pays a flat fee of $25 for the day plus 10 cents for each kilometer. In plan B, a customer pays 15 cents for each of the first 100 kilometers and 20 cents for each kilometer after the first 100 kilometers. For how many kilometers would a customer pay the same amount for the two plans?
    A) 300
    B) 100
    C) 200
    D) 400
    E) 120
  12. Three workers worked for x hours and earned a total of y dollars. How much will two of these workers earn if they work z hours?(the workers work at the same rate).
    A) 3xy / 2z
    B) 2z / 3xy
    C) 2yz / 3x
    D) 6xyz
    E) 3yz / 2xy
  13. In a test, the 15 girls in the class had an average of 85. The average of the 10 boys in the class was 76? What was the average of the class?
    A) 80.5
    B) 6.5
    C) 80.2
    D) 80.3
    E) 81.4
  14. Find x if 100/x = 10/25.
    A) 25
    B) 40
    C) 25,000
    D) 250
    E) 2,500
  15. √(42 - 32) =
    A) √7
    B) 5
    C) 2 - √3
    D) 0
    E) 1

    B - Algebra

  16. If x = -3 and y = -2, what is the value of (x3 - 3) / (y2 - 1)
    A) -8
    B) -10
    C) 8
    D) 6
    E) -6
  17. If -4(x - 5) = -30, then - 2x + 3 =
    A) -10
    B) -30
    C) -20
    D) -15
    E) -22
  18. If 25% of x is equal to 24, then what is 1/12 of x?
    A) 1/8
    B) 8
    C) 1/4
    D) 4
    E) 2
  19. A rectangle of length L and width w has perimeter P and area A. Express A in terms of P and L.
    A) L(P - L)
    B) L(P -2L)
    C) (L/2)(P - 2L)
    D) (L/2)(P + 2L)
    E) L(P/2 - 2L)
  20. Sam spent a 1/4 of his money on a computer system. He bought a bike at $1000 and spent half of what he paid for the computer on food. If x is the initial amount of money that Sam had, then the amount, in dollars, of money left after shopping is given by
    A) 0.625x - 1000
    B) 0.750x - 1000
    C) 0.5x - 1000
    D) x - 1000
    E) 0.5x - 100
  21. Which of the following is equivalent to 7x2 - 27x - 4?
    A) (x + 4)(7x - 1)
    B) (x - 2)(7x + 2)
    C) (x + 2)(7x - 2)
    D) (x - 4)(7x + 1)
    E) x(7x - 27 - 4)
  22. (x - y)3 =
    A) x3 - y3
    B) x3 - y3 - 2xy
    C) x3 - y3 - 3x2y + 3xy2
    D) x3 - y3 + 2xy
    E) x3 - y3 - 3x2y + 3xy2
  23. During the same journey, Stuart drove 160 miles for 2 hours, and 210 miles for 3 hours. Find the average speed for the entire journey.
    A) 75 miles/hour
    B) 74 miles/hour
    C) 150 miles/hour
    D) 149 miles/hour
    E) 76 miles/hour
  24. Given the equations
    (I) 2y + 3x = 3
    (II) -3y - 2x = 5
    (III) -6y + 4x = 9,
    (IV) -(2/3)y - x = -1
    which two equations are equivalent?

    A) (I) and (II)
    B) (II) and (III)
    C) (III) and (IV)
    D) (I) and (IV)
    E) (IV) and (II)
  25. If f(x - 2) = -(x + 1)2, then f(t - 3) =
    A) -(t + 1)2
    B) -(t - 2)2
    C) - t2
    D) -(t - 3)2
    E) -(t + 3)2
  26. For x < 0, y > 0 and |x| = |y|

    |x| + |y| =

    A) 0
    B) 2x
    C) 2y
    D) x + y
    E) -2y
  27. What is the slope of the line whose equation is given by
    - y / 4 + 5 = 1

    A) -4
    B) -1/4
    C) -20
    D) -5/4
    E) 0
  28. For x < 2,
    1 / (|x - 2|) + 1 / (|2 - x|) =

    A) 2 / (2 - x)
    B) 0
    C) 2 / (x - 2)
    D) 1 / (x - 2)
    E) 2
  29. In a standard rectangular system of axes, what must be x so that the distance between point B(x , 2) and point A(1 , 4) is equal to 2?

    A) 0
    B) 1
    C) 2
    D) 3
    E) 4

    C - College Algebra

  30. What is the value of X in the following geometric sequence
    X , 64 , ___ , ___ , 1

    A) 32
    B) 16
    C) 64
    D) 128
    E) 256
  31. For what value of A will the system of equations given below have (-2 , 1) as a solution?

    2x + 5y = 1
    -Ax - y = 5

    A) 1
    B) -1
    C) 0
    D) 3
    E) 2
  32. If f(x) and g(x) are two functions defined by

    f(x) = (x + 7)1/2
    g(x) = √| 1 - 2 |,

    then what is the value of g(f(-3))?
    A) 0
    B) 1
    C) -1
    D) undefined
    E) -3
  33. The range of

    f(x) = | x2 - 4 |
    is given by the interval

    A) (-4 , +infinity)
    B) [-4 , +infinity)
    C) (4 , +infinity)
    D) [4 , +infinity)
    E) [0 , +inifity)
  34. If f is a linear function such that f(-1) = 5 and f(2) = -1,
    then f(x + 1) =

    A) -2x + 1
    B) -2x + 3
    C) x + 1
    D) -2x + 2
    E) 2x + 1
  35. Which of these functions is (are) always decreasing?
    (I) f(x) = -x2 + 2x + 1
    (II) f(x) = -2x - 100
    (III) f(x) = -|x + 3| - 9
    (IV) f(x) = e-x,

    A) (I) and (II) only
    B) (II) only
    C) (II) and (IV) only
    D) (I) and (III) only
    E) (III) and (IV) only
  36. i is the imaginary unit such that i = √-1. What is the value of (i77)2?
    A) -1
    B) 1
    C) i
    D) -i
    E) 0

  37. If
    compass test problem 38, sample 2.
    Find a, b and c.

    A) a = -2 , b = 5/2 , c = 15/2
    B) a = -3/2 , b = 5/2 , c = 7
    C) a = -2 , b = 5/2 , c = 7
    D) a = 2 , b = 5/2 , c = 7
    E) a = -2 , b = 5/2 , c = -15/2

  38. In an arithmetic series, the first term is equal to 0.5 and the 10th term is equal to 2.75. Find the sum of the first 20 terms in the series.

    A) 58
    B) 58.25
    C) 5.75
    D) 57.5
    E) 32.5

    D - Geometry


  39. In the figure below, line T1 is parallel to line T2 and line L1 is parallel to line L2. What is the measure of angle f if the measure of angle i is 127 degrees?
    compass test problem 40.

    A) 127 degrees
    B) 37 degrees
    C) 45 degrees
    D) 50 degrees
    E) 53 degrees

  40. The measures of two sides of a triangle are x and 2x. The angle made by these two sides is equal to 30 degrees. What is the area of the triangle in terms of x?

    A) 2 x2
    B) 0.5 x2
    C) x2
    D) 3 x2
    E) Cannot be calculated

  41. Find the circumference of a circle whose diameter has endpoints at (2 , 1) and (4 , 5).

    A) 5
    B) 20 Pi
    C) 10 Pi
    D) 15 Pi
    E) 5 Pi

  42. The ratio of the perimeters of two circles is equal to 5. What is the ratio of their areas?

    A) 5
    B) 10
    C) 25
    D) 25 Pi
    E) 5 Pi2

  43. In the figure below, EB and FC are both perpendicular to AC and x is the length of AB. If the length of AF is 15, what is x?
    compass test problem 44, sample 2.

    A) 16 / 3
    B) 256 / 9
    C) 4
    D) 32 / 3
    E) 16 / 9

  44. An isosceles right triangle has an area of 50 cm2. Find the perimeter of this triangle.

    A) 30 cm
    B) 100 cm
    C) 20 + 10sqrt(2) cm
    D) 20 + 2sqrt(10) cm
    E) 20 + sqrt(10) cm

  45. AB is the diameter of a semicircle and C is an arbitrary point on the semicircle (other than A or B), and o is the centre of the circle inscribed into triangle ABC. Find the the measure of angle AoB.
    compass test problem 46, sample 2.

    A) 90 degrees
    B) 135 degrees
    C) 45 degrees
    D) 100 degrees
    E) 120 degrees

  46. A rectangle of length L and width W and a square of side x have equal perimeters. The length L is 10 more than x. Express W in terms of x.
    A) W = x
    B) W = 2x
    C) W = x - 5
    D) W = x - 10
    E) W = x + 10

  47. The area of a square field is 200 m2. What is the diagonal of this field?

    A) 20 m
    B) 10 sqrt(2) m
    C) 100 m
    D) 50 sqrt(2) m
    E) 10 m

    E - Trigonometry


  48. If x is a positive angle smaller than 90° and tan(x) = 3, then cos(x) =

    A) 1 / 3
    B) 1 / sqrt(8)
    C) 1 / 10
    D) 1 / sqrt(10)
    E) 1

  49. Convert 23π/3 into dgrees.

    A) 60 degrees
    B) 1380 degrees
    C) 690 degrees
    D) 2070 degrees
    E) 180 degrees
  50. The measurement of an angle of a right triangle is 30° and the leg adjacent to this angle is 10 cm long. What is perimeter of the triangle?

    A) 30 cm
    B) 40 sqrt(3) cm
    C) 20(1 + sqrt(3)) cm
    D) 30(1 + sqrt(3)) cm
    E) 10(1 + sqrt(3)) cm

  51. Which of these graphs is the graph of y = cos((1/2)x)?
    compass test problem 52.

  52. What is the smallest positive value of x for which y = sin(3x + pi/2) has a maximum value?

    A) Pi / 2
    B) 5 Pi / 2
    C) 2 Pi / 3
    D) Pi / 3
    E) Pi / 6

  53. The area of the regular hexagon shown below is 100 cm2. What is the length x of the side of the hexagon?
    compass test problem 54.


    A) 6.2 cm
    B) 38.5 cm
    C) 16.6 cm
    D) 8.3 cm
    E) 12.4 cm



Answers to the Above Questions
  1. E
  2. B
  3. A
  4. D
  5. C
  6. E
  7. A
  8. B
  9. B
  10. E
  11. A
  12. C
  13. E
  14. D
  15. A
  16. B
  17. E
  18. B
  19. C
  20. A
  21. D
  22. E
  23. B
  24. D
  25. C
  26. C
  27. E
  28. A
  29. B
  30. E
  31. D
  32. B
  33. E
  34. B
  35. C
  36. A
  37. C
  38. D
  39. E
  40. B
  41. E
  42. C
  43. A
  44. C
  45. B
  46. D
  47. A
  48. D
  49. B
  50. E
  51. D
  52. C
  53. A




Share your views...

1 Respones to "Skills/Pre-Algebra"

do my programming assignment said...

The ideas will govern better grounds for the students to try every possible stance and probability which they must even needed to understand.


September 25, 2016 at 7:38 AM

Post a Comment

 

BASIC MATH

MATH TESTS

basic math, Gre, nat, gat, math quiz, nts, Gmat, speeches

© 2011 Learn basic math on line All Rights Reserved News Theme by Muhammad Yousaf www.apsenews.com