Multiple Choice Questions on The total number of girls in a class is 45 more than the total number of boys in the class The ........... for UPPCS Exam Preparation

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Multiple Choice Questions

The total number of girls in a class is 45 more than the total number of boys in the class The ...........

Elelmentary Mathematics (UPPCS) Percentage
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    The total number of  girls in a class is 45% more than the total number of boys in the class.The total number of students in the class is 294 then what is the difference between the total number of girls and boys ?

     

    54
     

    Correct Answer

    52
     

    Incorrect Answer

    76
     

    Incorrect Answer

    78
     

    Incorrect Answer
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    Explanation:

    No of boys = x
    No of girls =X + x(45/100)
    = 29x/20
    Total = X+(29x/20) = 294
    49x = 294×20 = 5880
    X = 5880/49 = 120(boys)
    Girls = (29×120)/20 = 174
    Difference = 174 – 120 = 54

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