New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Monthly income of A is Rs. 6500 and he saves 36% of his

    monthly income. If monthly expenditure of A is decreased by 35% while his monthly savings is increased by 35% then find the increase or decrease in his monthly income.
    A Rs.585 increase Correct Answer Incorrect Answer
    B Rs.412 decrease Correct Answer Incorrect Answer
    C Rs.365 increase Correct Answer Incorrect Answer
    D Rs.637 decrease Correct Answer Incorrect Answer

    Solution

    Given Data: Monthly Income = Rs. 6500 Savings (36%) = Rs. 2340 Expenditure = Rs. 4160 (Income - Savings) Changes: Expenditure decreased by 35% → New Expenditure = 4160 - 35% of 4160 = Rs. 2704 Savings increased by 35% → New Savings = 2340 + 35% of 2340 = Rs. 3159 New Income: New Income=New Expenditure + New Savings = 2704+3159=5863 Change in Income: Change Change=5863−6500=−637 Income decreased by Rs. 637.

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