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    Question

    A person used to earn Rs. 18000 per month and spend Rs.

    12000. In the following year, his income grew by 15% and his expenditure rose by 5%. Find the percentage growth in his savings.
    A 25% Correct Answer Incorrect Answer
    B 20% Correct Answer Incorrect Answer
    C 62% Correct Answer Incorrect Answer
    D 35% Correct Answer Incorrect Answer

    Solution

    ATQ,

    Initial savings = 18000 тАУ 12000 = Rs. 6000

    New income = 1.15 ├Ч 18000 = Rs. 20700

    New expenditure = 1.05 ├Ч 12000 = Rs. 12600

    New savings = 20700 тАУ 12600 = Rs. 8100

    Percentage increase = [(8100 тАУ 6000)/6000] ├Ч 100 = 35%

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