Multiple Choice Questions on In a class of 100 students the average weight is 30 kg If the average weight of the girls is 24 kg a........... for CDS Exam Preparation

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Multiple Choice Questions

In a class of 100 students the average weight is 30 kg If the average weight of the girls is 24 kg a...........

Quantitative Aptitude (CDS) Average
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    In a class of 100 students, the average weight is 30 kg. If the average weight of the girls is 24 kg and that of the boys is 32 kg, then what is the number of girls in the class?

    25

    Correct Answer

    26

    Incorrect Answer

    27

    Incorrect Answer

    28

    Incorrect Answer
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    Explanation:

    By alligation

    So the number of girls will be =( 1/(1+3))*100 = 25

    By: Munesh Kumari
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