ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade VII - Venn Diagrams
Question 1
1.
    • A ∪ B
    • =
  • {5,12,-3,-7,-9,-2,7,-4}
  • {7,-7,-2,1,-4,-9,-3}
  • {5,1,-7,-2,-3,7,-4,-9}
  • {5,-7,-4,13,1,-2,7,-9,-3}
  • {5,-9,-7,-4,1,7,-2}
Question 2
2.
Find n(A ∩ B)
  • 0
  • 2
  • 4
  • 3
  • 1
Question 3
3.
Find A ∩ ∅
  • {}
  • {4}
  • {5}
  • {5,0,4,3}
  • {3,5}
Question 4
4.
Find A ∩ B
  • {-8,6,8}
  • {6}
  • {-8,8}
  • {8}
  • {6,8}
Question 5
5.
Find A' ∩ B'
  • {}
  • {-9,-4,-5,6,-1,8}
  • {8,-5,-1,6,-9}
Question 6
6.
In a class of 28 students, each one likes either 'Helping parents' or 'Community work' or both. If 23 students like 'Helping parents' and 19 students like 'Community work', how many like 'Helping parents' only?
  • 6
  • 8
  • 11
  • 9
  • 10
Question 7
7.
In a class of 22 students, each one studies either 'French' or 'Social Studies' or both. If 8 students study 'French' and 20 students study 'Social Studies', how many study both the subjects?
  • 4
  • 9
  • 6
  • 7
  • 5
Question 8
8.
Find (A − B)'
  • {-9,3,8,4,6,-2,-3}
  • {}
  • {3,-2,4,-1,8,6,-3,-9}
Question 9
9.
Find B − A
  • {-9,9,-3,4,-7}
  • {-9,-3,4,-7}
  • {4,-9,-3}
  • {}
  • {-3,7,-7,-9}
Question 10
10.
Find A ∪ A'
  • {7,-1,-5,2,-7}
  • {-5,-7,-1,2}
  • {2,-3,-5,-1}
  • {-4,0,5,-1,2,-5}
  • {-5,2,0,-4}