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    Question

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

    ‘B’ is 2:5 and 3:4, 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 900.
    A 516 Correct Answer Incorrect Answer
    B 506 Correct Answer Incorrect Answer
    C 536 Correct Answer Incorrect Answer
    D 546 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Number of females in village ‘B’ = 4/3 × 900 = 1200 Number of females in village ‘A’ = 1200/1.25 = 960 Number of males in village ‘A’ = 2/5 × 960 = 384 Desired difference = 900 – 384 = 516

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