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    Question

    The ratio of first, second and third numbers is 1 : 2 :

    3 respectively. If 30 percent of the first number is 48, then what would be 50 percent of the difference of third and second number?
    A 40 Correct Answer Incorrect Answer
    B 60 Correct Answer Incorrect Answer
    C 80 Correct Answer Incorrect Answer
    D 100 Correct Answer Incorrect Answer

    Solution

    ATQ, Let the numbers be x, 2x and 3x According to the question: 0.3x = 48 ⇒ x = 160 ⇒ 3x - 2x = x = 160 ⇒ 50% of 160 = 80 ∴ 50% of the difference of third and second number = 80

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