How much water must be mixed in 300 ml of sugar solution which contain 40% sugar by weight, such that it becomes a 30% sugar solution?

  • Option 1)

    50 ml

  • Option 2)

    80 ml

  • Option 3)

    90 ml

  • Option 4)

    100 ml

  • Option 5)

    75 ml

Answers (1)

300 ml 40 % sugar

= 120 ml sugar

30/100 ( 300+X) = 120

900 + 3X = 1200

3X = 100 ml

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