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    Question

    If the cost of 4 pens and 6 notebooks is ₹ 600, then

    find the cost of 6 pens and 9 notebooks.
    A 1200 Correct Answer Incorrect Answer
    B 600 Correct Answer Incorrect Answer
    C 900 Correct Answer Incorrect Answer
    D 450 Correct Answer Incorrect Answer

    Solution

    4pen +6notebook =600 2(2pen+3notebook) =600 (2pen+3notebook) =300 … (1) Then Equation (1) multiply by 3. 6pen+9notebook=900. =900Rs

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