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Aptitude Questions – Quadratic Equations

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Here we are creating sample questions in Quadratic Equations which is common for all the competitive exams. We have included Some questions that are repeatedly asked in bank exams !!!

  1. x² – 32x + 252 = 0
    y² – 28y + 192 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     E. X = Y or relation cannot be established
    Explanation:

    x² – 32x + 252 = 0
    x = 18, 14
    y² – 28y + 192 = 0
    y = 12, 16
  2. x² – 32x + 247 = 0
    y² – 22y + 117 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     C. X ≥ Y
    Explanation:

    x² – 32x + 247 = 0
    x = 13, 19
    y² – 22y + 117 = 0
    y = 13, 9
  3. x² + 29x + 208 = 0
    y² + 19y + 78 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     D. X ≤ Y
    Explanation:

    x² + 29x + 208 = 0
    x = -13, -16
    y² + 19y + 78 = 0
    y = -13, -6
  4. x² – 22x + 105 = 0
    y² – 27y + 162 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     E. X = Y or relation cannot be established
    Explanation:

    x² – 22x + 105 = 0
    x = 15, 7
    y² – 27y + 162 = 0
    y = 18, 9
  5. (x – 18)² = 0
    y² = 324
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     C. X ≥ Y
    Explanation:

    x² – 36x + 324 = 0
    x = 18, 18
    y² = 324
    y = ±18
  6. x² – 41x + 400 = 0
    y² – 29y + 210 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     A. X > Y
    Explanation:

    x² – 41x + 400 = 0
    x = 25, 16
    y² – 29y + 210 = 0
    y = 14, 15
  7. x² – 25x + 156 = 0
    y² – 32y + 255 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     B. X < Y
    Explanation:

    x² – 25x + 156 = 0
    x = 12, 13
    y² – 32y + 255 = 0
    y = 15, 17
  8. x² – 35x + 294 = 0
    y² – 23y + 132 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     A. X > Y
    Explanation:

    x² – 35x + 294 = 0
    x = 21, 14
    y² – 23y + 132 = 0
    y = 11, 12
  9. x² = 64
    y² – 34y + 289 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     B. X < Y
    Explanation:

    x² = 64
    x = 8, – 8
    y² – 34y + 289 = 0
    y = 17, 17
  10. x² – 29x + 208 = 0
    y² – 32y + 255 = 0
    A. X > Y
    B. X < Y
    C. X ≥ Y
    D. X ≤ Y
    E. X = Y or relation cannot be established
    Answer & Explanation
     E. X = Y or relation cannot be established
    Explanation:

    x² – 29x + 208 = 0
    x = 13, 16
    y² – 32y + 255 = 0
    y = 15, 17

 

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