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    Question

    Ratio of males to females in village ‘A’ and village

    ‘B’ is 9:10 and 17:18, respectively and number of females in village ‘B’ is 25% more than that in village ‘A’. Find difference between number of males in villages ‘A’ and ‘B’ if number of males in village ‘B’ is 1700.
    A 404 Correct Answer Incorrect Answer
    B 401 Correct Answer Incorrect Answer
    C 444 Correct Answer Incorrect Answer
    D 484 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Number of females in village ‘B’ = 18/17 × 1700 = 1800 Number of females in village ‘A’ = 1800/1.25 = 1440 Number of males in village ‘A’ = 9/10 × 1440 = 1296 Desired difference = 1440 – 1296 = 404

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