Multiple Choice Questions on In an examination a pupil 39 s average marks were 63 per paper If he had obtained 20 more marks for ........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In an examination a pupil 39 s average marks were 63 per paper If he had obtained 20 more marks for ...........

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    In an examination, a pupil's average marks were 63 per paper. If he had obtained 20 more marks for his Geography paper and 2 more marks for his History paper, his average per paper would have been 65. How many papers were there in the examination ?

    10

    Incorrect Answer

    11

    Correct Answer

    12

    Incorrect Answer

    13

    Incorrect Answer
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    Explanation:

    Let the number of papers be x. Then, 63x + 20 + 2 = 65x or 2x = 22 or x = 11

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