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Math Mcqs




  1. What is the value of 2(x3 - y2) + 2(x3 + y2) for x = 2 and y = -4?

    A) - 32
    B) 32
    C) 34
    D) -34
    E) 35
  2. If x = 3, what is the value of 6 / x + 4x - 20?

    A) 6
    B) 2
    C) - 6
    D) 14
    E) - 34
  3. The surface area A of a cylindrical container is given by the formula

    A = 2 pi r2 + 2 pi r h


    where r is the radius, h is the height of the container and h its height and pi is a constant which can be approximeted by 3.14. Which of the values below is closeset to the area of a container whose radius is 10 cm and its height 5 cm? A) 628
    B) 1256
    C) 314
    D) 3140
    E) 942

  4. If x = - 2 and y = 3, what is the value of - x- y?

    A) 1 / 8
    B) - 1 / 8
    C) 8
    D) - 8
    E) - 6
  5. If y = -3, what is the value of (y3 - 3) / (- y + 3)?

    A) 5
    B) 10
    C) 6
    D) - 5
    E) - 6
  6. What is the value of 3 x3 - 2 x2 + 2 for x = - 2?

    A) 20
    B) - 20
    C) 30
    D) - 30
    E) 60
  7. If x = 2.7, what is the value of x + 0.75(x - 1.5) + 1.2?

    A) 4.8
    B) 7.2
    C) 6.1
    D) 6.2
    E) 6.3
  8. If x = - 0.07 and y = 1.2, what is the value of x y - 0.2 (y - x)?

    A) 0.338
    B) - 0.338
    C) 0.3
    D) - 0.3
    E) 0.338
  9. At normal resting heart rates, the mean arterial pressure MAP can be approximated by the simple formula

    MAP = DP + (1/3)( SP - DP )


    where DP is the diastolic pressure and SP systolic pressure. Find the mean arterial pressure MAP, rounded to the nearest unit, for a person with systolic pressure SP of 101 mmHg and a diastolic pressure DP of 72 mmHg.

    A) 85
    B) 100
    C) 90
    D) 80
    E) 82
  10. What is the value of 3 / (x - 4 y) + 2 / (0.5 x + 8 y) for x = - 2 and y = - 0.25?

    A) 11 / 3
    B) 3 / 11
    C) - 3 / 11
    D) - 11/3
    E) 3
Answers to the Above Questions

  1. B
  2. C
  3. E
  4. A
  5. D
  6. D
  7. A
  8. B
  9. E
  10. D




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