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    Question

    If the cost of 4 pens and 6 note books is ₹ 800, then

    find the cost of 6 pens and 9 note books.
    A ₹ 900 Correct Answer Incorrect Answer
    B ₹ 1200 Correct Answer Incorrect Answer
    C ₹ 1000 Correct Answer Incorrect Answer
    D ₹ 1100 Correct Answer Incorrect Answer

    Solution

    4pen +6notebook =800 2(2pen+3notebook) =800 (2pen+3notebook) =400 … (1) Then Equation (1) multiply by 3. 6pen+9notebook=1200.

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