New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    If 50L of liquid containing 20% spirit is added with 15L

    of water then what would be the percentage of spirit in the resulting mixture?
    A 20% Correct Answer Incorrect Answer
    B 12(1/2) % Correct Answer Incorrect Answer
    C 15.38 % Correct Answer Incorrect Answer
    D 33(1/3) % Correct Answer Incorrect Answer

    Solution

    Total liquid =50 Sprit =50×20/100 Sprit=10L Water =50-10=40L. After adding 15L water =40+15=55L. Now a new mixture =55+10=65L. Percentage of Sprit = (10/65) ×100 =200/13 =15.38%

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