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SSC Sample Paper Mock Test-17 SSC CGL Tear-II Paper-1

  • question_answer
    To gain 10% on selling sample milk at the cost price of pure milk. The quantity of water to be mixed with 50 kg of pure milk is

    A) 2.5 kg

    B)  5 kg

    C)  7.5 kg

    D)  10 kg

    Correct Answer: B

    Solution :

    Let the quantity of water mixed be \[x\,\,\text{kg}.\] Let the cost price of \[1\,\,\text{kg}\] of pure milk = Rs. 1 \[\therefore \] Gain per cent \[=\frac{x}{50}\times 100\Rightarrow 2x=10\Rightarrow x=5\,\,\text{kg}\]


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