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  • Question 1
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    Directions For Questions

    In a certain group of 7272 students are taking physics, geography and english; 2424 students are taking physics and geography, 3030 students are taking physics and english; and 2222 students are taking geography and english. However, 77 students are taking only physics, 1010 students are taking only geography and 55 students are taking only english,

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    How many of these students are taking physics?

  • Question 2
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    A survey was carried out to find out the types of shampoo that a group of 150150 women have tried. It was found that 8484 women have used brand A shampoo, 9393 have used brand B, and 6969 have used brand C of these women, 4545 have tried brands A and B, 2525 have tried brands A and C and 4040 have tried brand B and C. Determine the number of women who have tried (a) all three brands, (b) only brand A

  • Question 3
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    Which one of the following is incorrect?

  • Question 4
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    The number of elements of the set {x:xZ,x2=1}\left \{ x:x\in Z,x^{2}=1 \right \} is :

  • Question 5
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    If ABA \subset B, then ABA \cap B is

  • Question 6
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    Let A={1,2,3,4,5,6,7,8,9,10}A = \{1, 2, 3, 4, 5, 6, 7, 8, 9, 10\}. Then the number of subsets of AA containing exactly two elements is

  • Question 7
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    In a class of 6060 students, 4545 students like music, 5050 students like dancing, 55 students like neither. Then the number of students in the class who like both music and dancing is

  • Question 8
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    Let A1,A2A_1, A_2 and A3A_3 be subsets of a set XX. Which one of the following is correct?

  • Question 9
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    Statements:
    I. Some Politicians are social workers.
    II. All Doctors are social workers.
    Conclusions:
    I. Some Doctors are Politicians.
    II. Some social workers are Doctors as well as Politicians.

  • Question 10
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    From among the given alternatives select the one in which the set of numbers is most like the set of numbers given in the question.
    Given set :: (7,15,31)(7, 15, 31)

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