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    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Wrong Series
    5. 40, 60, 120, 300, 600, 3150

    Question

    Find the wrong number, in the given number series, 

    40, 60, 120, 300, 600,

    3150
    A 60 Correct Answer Incorrect Answer
    B 600 Correct Answer Incorrect Answer
    C 300 Correct Answer Incorrect Answer
    D 40 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 40 X 1.5 = 60 60 X 2 = 120 120 X 2.5 = 300 300 X 3 = 900 900 X 3.5 = 3150 Therefore, 900 should come in place of 600.

    Practice Next
      More Wrong Series Questions
    • I: √(100 x4 + 125x4) + 7x + 41/2 = -4x

      II: 3√(64y3) x 2y + 19y + 72 = -3y +...

    • Solve the quadratic equations and determine the relation between x and y:

      Equation 1: 41x² - 191x + 150 = 0

      Equation 2: 43y² - 191y +...

    • Equation 1: x² - 250x + 15625 = 0

      Equation 2: y² - 240y + 14400 = 0

    • I. x2 – 19x + 88 = 0

      II. (y + 4)2 = 121

    • Solve the quadratic equations and determine the relation between x and y:

      Equation 1: 17x² - 94x + 120 = 0

      Equation 2: 13y² - 45y + 13...

    • In each of these questions, two equations (I) and (II) are given.You have to solve both the equations and give answer   

      I. 7x² - 19x + 10 = 0...

    • I. 14p2 – 135p + 81 = 0

      II. 7q2 – 65q + 18 = 0

    • I. 2 x ² + x  – 1 = 0                 

      II. 2 y ² - 3 y + 1 = 0

      ...
    • I. 2x2 – 5x - 12 = 0

      II. y2 – 11y + 30 = 0

    • I. 3p2 - 11p + 10 = 0

      II. 42q2 + q -1 = 0

    Relevant for Exams:

    • SBI PO
    • PNB SO Credit Officer Scale 1

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