Q. Let A be {1, 2, 3, 4}, U be set of all natural numbers, then U-A’(complement of A) is given by set.

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Q. Which sets are not empty?

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Q. If n(A)=20 and n(B)=30 and n(A U B) = 40 then n(A ∩ B) is?

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Q. The relation between sets A, B, C as shown by venn diagram is __________

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Q. Let A: All badminton player are good sportsperson.
B: All person who plays cricket are good sportsperson.

Let X denotes set of all badminton players, Y of all cricket players, Z of all good sportsperson. Then which of the following statements is correct?

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Q. If n(A)=10, n(B)=30,n(C)=50 and if set A, B, C are pairwise disjoint then which of the following is correct?

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Q. Let the students who likes table tennis be 12, the ones who like lawn tennis 10, those who like only table tennis are 6, then number of students who likes only lawn tennis are, assuming there are total of 16 students.

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Q. Let C and D be two sets then which of the following statements are true?

i) C U D = D U C
ii) C ∩ D = D ∩ C

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Q. If set C is {1, 2, 3, 4} and C – D = Φ then set D can be ___________

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Q. Let C and D be two sets then C – D is equivalent to __________

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Q. For two sets C and D the set (C – D) ∩ D will be __________

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Q. Which of the following statement regarding sets is false?

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Q. Let C = {1,2,3,4} and D = {1, 2, 3, 4} then which of the following hold not true in this case?

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Q. If C’ U (D ∩ E’) is equivalent to __________

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Q. Let Universal set U is {1, 2, 3, 4, 5, 6, 7, 8}, (Complement of A) A’ is {2, 5, 6, 7}, A ∩ B is {1, 3, 4} then the set B’ will surely have of which of the element?

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Q. Let a set be A then A ∩ φ and A U φ are __________

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Q. If in sets A, B, C, the set B ∩ C consists of 8 elements, set A ∩ B consists of 7 elements and set C ∩ A consists of 7 elements then the minimum element in set A U B U C will be?

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Q. Let set A = {1, 2} and C be {3, 4} then A X B (Cartesian product of set A and B) is?

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Q. If set A has 4 elements and B has 3 elements then set n(A X B) is?

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Q. If set A has 3 elements then number of elements in A X A X A are __________

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