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  5. Pair of Linear Equations in Two Variables

10th Class Mathematics Pair of Linear Equations in Two Variables Question Bank Case Based MCQs - Pair of Linear Equations in Two Variables

  • question_answer
    If answer to all questions he attempted by giving were wrong and answered 90 correctly, then how many marks he got?

    A) 90

    B) 100

    C) 95

    D) 80

    Correct Answer: C

    Solution :

    100 answered are correct and 20 giving answered are wrong. Then, he got the marks
                            \[=100-\frac{1}{4}\times 20\]
                            \[=100-5=95\]
     


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