Question

    40 liters of a mixture contains milk and water in the

    ratio of 17: 3. After the addition of some more milk, the ratio of milk to water in the resulting mixture becomes 7: 1. The quantity of milk added to it was
    A 7 Correct Answer Incorrect Answer
    B 6 Correct Answer Incorrect Answer
    C 5 Correct Answer Incorrect Answer
    D 8 Correct Answer Incorrect Answer

    Solution

    Initial ratio of milk to water: 17:3 in 40 liters. Milk =17/20x 40 = 34 liters Water =3/20 × 40 = 6 liters The new ratio after adding milk= 7:1 Let the new amount of milk be 34 + x. Set up the ratio equation= (34+x)/ 6 =7 34+x=42 x=42-34=8 Milk added = 8 liters.

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