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    Question

    Kiran saves 10% of her monthly salary and receives a

    performance bonus of 12% of her salary. If her annual saving is Rs. 100800, find the monthly bonus. [Monthly income = salary + bonus]
    A Rs. 8500 Correct Answer Incorrect Answer
    B Rs. 8800 Correct Answer Incorrect Answer
    C Rs. 9000 Correct Answer Incorrect Answer
    D Rs. 9200 Correct Answer Incorrect Answer
    E Rs. 9500 Correct Answer Incorrect Answer

    Solution

    Let salary = Rs. xBonus = 0.12x Monthly income = 1.12x Annual income = 12 × 1.12x = 13.44x Savings = 10% of 13.44x = 0.10 × 13.44x = 1.344x 1.344x = 100800 ⇒ x = 100800/1.344 = Rs. 75000 Bonus = 0.12 × 75000 = Rs. 9000

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