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in a comperative exam 1 mark …

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in a comperative exam 1 mark awarded for each correct ans. while 1/2 marks reducted for every incorrect ans.a student answered 120 qst and got 90 mark. how many did she ans. correctly ....

    • Posted by Shivani Pradhan 7 years, 7 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Shivani Pradhan 7 years, 7 months ago

    Harsh kumar , can u plz explain me the process...

    0Thank You

    Harsh Kumar 7 years, 7 months ago

    1OO CORRECT 20 INCORRECT

     

    2Thank You

    ANSWER
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    Posted by Kanika . 1 month ago

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