Subject

    Quantitative Aptitude

    Topic

    Ratio

    There are 240 doctors and nurses at a hospital. If the ratio of doctors to nurses is 5 to 7, how many nurses are at the hospital?

    ক)
    20
    খ)
    60
    গ)
    100
    ঘ)
    140

    Explanation

    Let number of doctors= 5x and number of nurses = 7x Total number of doctors and nurses = 240 5x+7x = 240 =>12x =240 => x =20 Number of nurses =7x =7X20 = 140

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