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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-17

  • question_answer
    If the ratio between the number of boys and girls is 5 : 8 respectively and the number of girls is 40, then to calculate the number of boys we use the ratio

    A)  \[\frac{5}{8}=\frac{40}{b}\]

    B)         \[\frac{5}{40}=\frac{8}{b}\]

    C)  \[\frac{8}{40}=\frac{b}{5}\]    

    D)  \[\frac{5}{8}=\frac{b}{40}\]

    Correct Answer: D

    Solution :

    \[\because \]Boys : Girls : : 5 : 8 and number of girls = 40 \[\therefore \]Ratio will be \[\frac{5}{8}=\frac{b}{40}\]


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