Multiple Choice Questions on The ratio of boys and girls in a school is 9 5 If the total number of students in the school is 1050........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The ratio of boys and girls in a school is 9 5 If the total number of students in the school is 1050...........

Quantitative Aptitude ( CCS) Ratio, Proportion
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    The ratio of boys and girls in a school is 9:5.If the total number of students in the school is 1050.Then number of boys is

    675

    Correct Answer

    650

    Incorrect Answer

    600

    Incorrect Answer

    550

    Incorrect Answer
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    Explanation:

    Let the ratio be 'R'

    Total number of students = 1050

    Then,

    9R + 5R = 1050

    14R = 1050

    => R = 75

    The number of boys = 9R = 9 x 75 = 675

    Hence, option 1 is the correct answer.

    By: Amit Kumar
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