A shopkeeper sells milk which contains 5% water. What quantity of pure milk should be added to 2 liters of milk (containing 5% water) so that proportion of water becomes 4%?
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  1. Guest answered :

    500ml
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  2. Guest answered :

    500ml
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  3. Guest answered :

    5%*(2000ml) =4%(2000ml+x)
    0.05(2000ml)=0.04(2000+x)
    solve this u will get answer 500ml
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