CAT Questions | CAT Algebra Questions | Inequalities

CAT Algebra question from Inequalities that appears in the Quantitative Aptitude section of the CAT Exam consists of concepts: Range of Inequalities, Modulus functions, Possible solutions and so on. The topic also involves linear and quadratic equations, finding roots, polynomials, functions and more. Inequalities is a crucial topic for CAT. Having a good foundation in this subject can help a student tackle questions in Coordinate Geometry, Functions. In CAT Exam, one can generally expect to get 2~3 questions from Inequalities. Make use of 2IIMs Free CAT Questions, provided with detailed solutions and Video explanations to obtain a wonderful CAT score. If you would like to take these questions as a Quiz, head on here to take these questions in a test format, absolutely free.

  1. CAT Inequalities - Integer Solutions

    How many positive integer values can x take that satisfy the inequality (x - 8) (x - 10) (x - 12).......(x - 100) < 0?

    A. 25

    B. 30

    C. 35

    D. 40

    Correct Answer

    Choice B
    30



  2. CAT Inequalities - Cubic Inequalities

    Solve the inequality: x3 – 5x2 + 8x – 4 > 0?

    A. (2, ∞)

    B. (1, 2) ∪ (2, ∞)

    C. (-∞, 1) ∪ (2, ∞)

    D. (-∞, 1)

    Correct Answer

    Choice B
    (1, 2) ∪ (2, ∞)



  3. CAT Inequalities - Quadratic Inequalities

    Find the range of x for which (x + 2) (x + 5) > 40?

    Correct Answer

    x < -10 or x > 3



  4. CAT Inequalities - Integer Roots, Trial and Error

    How many integer values of x satisfy the inequality x(x + 2)(x + 4)(x + 6) < 200?

    Correct Answer

    There are a total of nine values



  5. CAT Inequalities - Modulus Inequalities

    Find the range of x where ||x - 3| - 4| > 3?

    Correct Answer

    ( -∞, -4) or (2, 4) or ( 10, ∞)


  6. CAT Inequalities - Natural Numbers

    The sum of three distinct natural numbers is 25. What is the maximum value of their product?

    Correct Answer

    The maximum product is 560.


  7. CAT Inequalities - Integers, Polynomials

    If x (x + 3) (x + 5) (x + 8) < 250, how many integer values can x take?

    Correct Answer

    11 values


  8. CAT Inequalities - Modulus, Quadratic

    (|x| - 2) (x + 5) < 0. What is the range of values x can take?

    Correct Answer

    The range is (-∞, -5) or (-2, 2)


  9. CAT Inequalities and Quadratic Inequalities

    a and b are roots of the equation x2 - px + 12 = 0. If the difference between the roots is at least 12, what is the range of values p can take?

    Correct Answer

    (-∞, -2) or (-2, 2)



  10. CAT Inequalities - Integer Solutions

    If a, b, c are distinct positive integers, what is the highest value a × b × c can take if a + b + c = 31?
    A. 1080

    B. 1200

    C. 1024

    D. 1056

    Correct Answer

    Choice A
    1080



  11. CAT Inequalities - Modulus

    a, b, c are distinct natural numbers less than 25. What is the maximum possible value of |a – b| + |b – c| – |c – a|?

    A. 44

    B. 46

    C. 23

    D. 21

    Correct Answer

    Choice A
    44



  12. CAT Inequalities - Maximum Possible Value

    Consider integers p, q such that – 3 < p < 4, – 8 < q < 7, what is the maximum possible value of p2 + pq + q2?

    A. 60

    B. 67

    C. 93

    D. 84

    Correct Answer

    Choice B
    67



  13. CAT Inequalities - Integer Solutions

    For how many integer values does the following inequality hold good? (x + 2) (x + 4) (x + 6)........(x + 100) < 0?

    A. 25

    B. 50

    C. 49

    D. 47

    Correct Answer

    Choice A
    25



  14. CAT Inequalities - Maximum possible value

    If a, b, c are integers such that – 50 < a, b, c < 50 and a + b + c = 30, what is the maximum possible value of abc?

    A. 1000

    B. 5000

    C. 4410

    D. 4560

    Correct Answer

    Choice C
    4410



  15. CAT Inequalities - Properties of Inequalities

    Solve x2 - |x + 3| + x > 0?

    A. x ∊ (-∞,-1] ∪ [√3, 3)

    B. x ∊ (-∞,-3] ∪ [√3, ∞)

    C. x ∊ (-4,-3) ∪ (4, ∞)

    D. x ∊ (-8,-3] ∪ [2, ∞)

    Correct Answer

    Choice B
    x ∊ (-∞,-3] ∪ [√3, ∞)



  16. CAT Inequalities - Properties of Inequalities

    Find range of f(x) = x2 – 6x + 14?

    A. (-∞, 8)

    B. (-∞, 100)

    C. (-∞, 45)

    D. (5, ∞)

    Correct Answer

    Choice D
    (5, ∞)



  17. CAT Inequalities - Properties of Inequalities

    Solve : > 0?

    A. x ∊ (-∞,-1] ∪ [√3, 3)

    B. x ∊ (-∞,-3] ∪ [√3, ∞)

    C. x ∊ (-4,-3) ∪ (4, ∞)

    D. x ∊ (-8,-3] ∪ [2, ∞)

    Correct Answer

    Choice A
    x ∊ (-∞,-1] ∪ [√3, 3)



  18. CAT Inequalities and Modulus

    Consider three distinct positive integers a, b, c all less than 100. If |a - b| + |b - c| = |c – a|, what is the maximum value possible for b?

    A. 98

    B. 99

    C. 50

    D. 100

    Correct Answer

    Choice A
    98



  19. CAT Inequalities - Integers

    Consider integers m, n such that -5 < m < 4 and -3 < n < 6. What is the maximum possible value of m2 - mn + n2?

    A. 65

    B. 60

    C. 50

    D. 61

    Correct Answer

    Choice D
    61



  20. CAT Inequalities - Integers

    Consider integers p, q, r such that |p| < |q| < |r| < 40. P + q + r = 20. What is the maximum possible value of pqr?

    A. 3600

    B. 3610

    C. 3510

    D. 3500

    Correct Answer

    Choice C
    3510



  21. CAT Inequalities - Minimum Value

    What is the minimum value of f(x) = x2 – 5x + 41?

    A.

    B.

    C.

    D.

    Correct Answer

    Choice A
    1394



  22. CAT Inequalities - Roots

    x4 – 4x3 + ax2 – bx = 1 = 0 has positive real roots. What is the maximum possible value of a + b?

    A. 20

    B. 12

    C. 8

    D. 10

    Correct Answer

    Choice D
    10



  23. CAT Inequalities - Range

    |x3 – 3x + 5| > -4. What range of x satisfies this?

    A. [0,∞)

    B. [-4, ∞)

    C. All real values of x

    D. [4,∞)

    Correct Answer

    Choice C
    All real values of x



  24. CAT Inequalities - Max and Min Values

    What are the maximum and minimum possible values for + +

    A. 3 and 1

    B. 3 and 0

    C. 4 and 0

    D. 4 and 1

    Correct Answer

    Choice A
    3 and 1