Mathematics

6th

grade

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Set theory

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10 questions

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  • Multiple Choice
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    30 seconds
    1 pt
    If A = {1, 2, 3, 4, 5, 6} and B = {1, 2, 3, 5, 7, 9} What is A ⋂ B?
    {1, 2, 3, 4, 5, 6, 7, 9}
    {1, 2, 3, 5}
    {4, 6, 7, 9}
    { }
  • Multiple Choice
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    30 seconds
    1 pt

    If

    A = {1, 3, 5, 15},

    B = {2, 3, 5, 7}

    C = {2, 4, 6, 8}

    then what is (A U B) ∩ C ?

    {1,3,5}

    {1,2,3}

    {2,3,5}

    {2}

  • Multiple Choice
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    30 seconds
    1 pt
    Image
    What statement does the shaded region represent?
    A or B and C
    Not C
    A or B
    B and C or A
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