Multiple Choice Questions on Acid and water are mixed in a vessel A in the ratio of 5 2 and in the vessel B in the ratio 8 5 In w........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

Acid and water are mixed in a vessel A in the ratio of 5 2 and in the vessel B in the ratio 8 5 In w...........

Quant (SSC) Ratio, Proportion
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    Acid and water are mixed in a vessel A in the ratio of 5 : 2 and in the vessel B in the ratio 8 : 5. In what proportion should quantities be taken out from the two vessels so as to form a mixture in which acid and water will be in the ratio of 9 : 4?

    7 : 2
    Correct Answer
    2 : 7
    Incorrect Answer

    7 : 4

    Incorrect Answer
    2 : 3
    Incorrect Answer
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    Explanation:

    By alligation method: 
    Acid (5/7)                 Water (8/13)

                         9/13

        1/13                           2/91
    ∴   Required ratio = 1/13 : 2/91 = 7 : 2
    Hence, option 1 is the correct answer.

    By: Amit Kumar
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