SSC Board Practice

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SSC Grade X - Sets
Question 1
1.
If A = {3,10,4,2,1} and B = {8,2,13,0,1} , then A − B =
  • {10,3,4,1}
  • {3,10,4}
  • {8,0,13}
  • {20,3,4,10}
  • {4,10}
Question 2
2.
Find B − A
  • {-2,1,4}
  • {0,1,4,-2}
  • {}
  • {-2,4,-9}
  • {1,-2}
Question 3
3.
If A = {-9,-4,0} and μ = {-9,-4,0,-1,6}, find A ∪ μ
  • {-4,-1,6,-6,0}
  • {-9,6,-4,0,-1}
  • {-4,2,-9,6,0,1,-1}
  • {-1,0,6,-4}
  • {-4,-9,4,6,1}
Question 4
4.
Which of the following is 'complement' symbol?
  • '
  • ⊂
  • ↔
  • ⊃
  • ⊆
Question 5
5.
If A = {-1,-5,3} and μ = {-1,-5,3,-7,7}, find A ∩ A
  • {3,-5}
  • {-5,3,-1}
  • {0,1,-1,3,-5}
  • {-5,2,3}
  • {-5,12,1}
Question 6
6.
Find A ∩ B
  • {-3}
  • {-3,2}
  • {2}
  • {4,2,-3}
  • {2,-5}
Question 7
7.
Which of the following diagrams represent equivalent sets?
  • None of the above
  • figure 1
  • figure 4
  • figure 2
  • figure 3
Question 8
8.
Which of the following is 'subset or equal to' symbol?
  • ⊆
  • ∉
  • ⊂
  • ↔
  • ⊇
Question 9
9.
Which of the following elements does not belong to the set {r,g,q,e,d}
  • r
  • e
  • q
  • d
  • b
Question 10
10.
Which of the following symbols represent the set of Rational numbers ?
  • R
  • Q
  • W
  • Q'
  • N