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

  • question_answer
    Intersection points of the line \[\text{3x}+\text{4y}=\text{2}0\]on x and y-axes -are:

    A) \[\left( \frac{20}{3},0 \right),\,(0,5)\]

    B) \[(2,0),\,\,(0,1)\]

    C) \[(5,0),\left( 0,\frac{20}{3} \right)\]

    D) \[None\,\, of\,\, these\]

    Correct Answer: A

    Solution :

    Table for equation \[3x+4y=20\]is
    x 0 \[20/3\]
    \[y=\frac{20-3x}{4}\] 5 0
    Points \[(0,5)\] \[(20/3,\,0)\]
    i.e., the intersection points of the line on x and y-axes are \[\left( \frac{20}{3},0 \right)\] and \[(0,5)\].
    So, option [a] is correct.


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