Multiple Choice Questions on If the average weight of the whole class is 50 kg And the average weight of boys in the class i........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

If the average weight of the whole class is 50 kg And the average weight of boys in the class i...........

Quantitative Aptitude ( CCS) Mixture and Alligation
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    If the average weight of  the whole class is 50 kg. And the average weight of boys in the class is 30 kg and the average weight of girls in the same class is 22 kg. What could be the possible strength of boys and girls in the class respectively?

    5 : 8

    Incorrect Answer

    5 : 3

    Correct Answer

    7 : 5

    Incorrect Answer

    7 : 6

    Incorrect Answer
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    Explanation:

    No. of boys : No. of girls
    22   —————   30
    ———- 25
    5 —————– 3
    5:3
    So , the possible strength of the boys and girls in the whole class = 5 : 3

    Hence, option 2 is the correct answer.

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