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    Question

    A person gets an increment of x% on his monthly salary.

    Before increment, he use to spend 3x/2% of his income and saves the rest. His new expenditure is (x – 10)% more than his previous expenditure. Ratio between the New Savings and Old Savings is 31:20. Find the value of x, x is not a fraction?
    A 20% Correct Answer Incorrect Answer
    B 16% Correct Answer Incorrect Answer
    C 40% Correct Answer Incorrect Answer
    D 25% Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let, the monthly salary before increment = 100 units According to the question, Since, x cannot be in fractions, therefore, x = 40 Hence, option c) is the correct answer.

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