Multiple Choice Questions on In two successive years 40 and 50 students of a school appeared at the final examination of which 40........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In two successive years 40 and 50 students of a school appeared at the final examination of which 40...........

Quant (SSC) Percentage
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    In two successive years, 40 and 50 students of a school appeared at the final examination of which 40% and 50% passed respectively. The average rate of students passed (in percent) is

    45%

    Incorrect Answer

    45 5/9%

    Correct Answer

    45.75%

    Incorrect Answer

    None of these

    Incorrect Answer
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    Explanation:

    Total examinees = 40 + 50 = 90
    Total successful examinees
    ⇒  40% of 40 + 50% of 50
    ⇒  16 + 25 = 41.
    ∴   Reqd% = 41/90 x 100 = 410 /9
    45 5/9 %

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