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    Question

    In a group of 60 people, all of them belong to at least one group- X, W and Z. 12 people belong only to the Z group. 10 People belong to all the three groups. 4 people have joined the X and Z group but not the W group. 30 people belong to the Z group. 4 people have joined only the X group. 6 people have joined only the W group.

    How many people belong to only one

    group?
    A 12 Correct Answer Incorrect Answer
    B 16 Correct Answer Incorrect Answer
    C 20 Correct Answer Incorrect Answer
    D 22 Correct Answer Incorrect Answer

    Solution

    People belonging to one group = (12+6+4) = 22

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