Question

    The average of two consecutive even numbers is 73. If

    the smaller number is increased by 40% and the larger number is decreased by 40%, then find the difference between the numbers obtaine
    A 54.4 Correct Answer Incorrect Answer
    B 56.4 Correct Answer Incorrect Answer
    C 58.2 Correct Answer Incorrect Answer
    D 52 Correct Answer Incorrect Answer

    Solution

    Let the two consecutive even numbers be x and x + 2.

    ATQ,
    x + 1 = 73 => x = 72

    Required difference = 1.4 × 72 - 0.6 × 74 = 100.8 - 44.4 = 56.4

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