Multiple Choice Questions on The average marks in English subject of a class of 24 students are 56 If the marks of three students........... for SSC CHSL Preparation

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Multiple Choice Questions

The average marks in English subject of a class of 24 students are 56 If the marks of three students...........

Quantitative Aptitude (CHSL) Average
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    The average marks in English subject of a class of 24 students are 56. If the marks of three students were misread as 44, 45 and 61 of the actual marks 48, 59 and 67 respectively, then what would be the correct average?

    56

    Incorrect Answer

    55

    Incorrect Answer

    57

    Correct Answer

    58.5

    Incorrect Answer
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    Explanation:

    Difference = 48 + 59 + 67 – 44 – 45 – 61 = 24
    ∴ Correct average
    = 56 + 24/24 = 57

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