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

    Question

    Monthly savings of ‘A’ is Rs. 1100 more than his

    monthly expenditure and his total monthly income is Rs. 6500. If his monthly income is increased by 40% and his monthly savings is increased by 37.5%, then find the increase in his monthly expenditure
    A Rs. 1275 Correct Answer Incorrect Answer
    B Rs. 1375 Correct Answer Incorrect Answer
    C Rs. 1175 Correct Answer Incorrect Answer
    D Rs. 1125 Correct Answer Incorrect Answer

    Solution

    Monthly savings of ‘A’ = (6500 + 1100)/2 = Rs. 3800 Monthly expenditure of ‘A’ = 6500 – 3800 = Rs. 2700 Increased monthly expenditure of ‘A’ = 1.40 × 6500 – 1.375 × 3800 = Rs. 3875 Desired increase = 3875 – 2700 = Rs. 1175

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