EduSahara™ Assignment
Name : Set Cardinality Problems
Chapter : Sets
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
Find the cardinality of A = {-3,-6,8,-9,4,0,-8,1}
(i)
7
(ii)
10
(iii)
9
(iv)
8
(v)
5
Question
2
2.
If A = {-6,9,-4,-9,5,1,-8,2}, then n(A) = ?
(i)
9
(ii)
10
(iii)
7
(iv)
8
(v)
5
Question
3
3.
If μ = {-5,3,-3,-2,9,4,-6,1,8,-8,-4,7,-1,-9,0,6,5}, A = {-5,3,-3,-2,9,4} and B = {-6,1,8,-8,-4,-5,-3}, find n(A)
(i)
5
(ii)
3
(iii)
8
(iv)
7
(v)
6
Question
4
4.
If μ = {5,8,-1,-9,0,-4,-6,1,-8,6,3}, A = {5,8,-1} and B = {-9,0,-4,-6,1,5}, find n(B)
(i)
5
(ii)
4
(iii)
7
(iv)
9
(v)
6
Question
5
5.
If μ = {0,5,4,7,-6,1,2,-2}, A = {0,5,4} and B = {5,7,-6}, find n(A ∪ B)
(i)
5
(ii)
4
(iii)
2
(iv)
7
(v)
6
Question
6
6.
If μ = {-6,5,-4,6,-2,3,-8,4,0,2,9,1,-5,-1,8}, A = {-6,5,-4,6,-2,3} and B = {-6,6,-8,4,-2}, find n(A ∩ B)
(i)
3
(ii)
6
(iii)
4
(iv)
2
(v)
0
Question
7
7.
If μ = {9,6,1,-2,-7,-4,7,2,-9,0,-1,4,-8,-6}, A = {9,6,1,-2,-7} and B = {-4,1,-2,7,6,2}, find n(A − B)
(i)
1
(ii)
3
(iii)
0
(iv)
2
(v)
4
Question
8
8.
If μ = {-4,-8,3,5,8,-1,-9,-3,-2,7,-5}, A = {-4,-8,3} and B = {5,8,-1,3,-9,-8}, find n(B − A)
(i)
5
(ii)
2
(iii)
3
(iv)
6
(v)
4
Question
9
9.
If μ = {-9,-4,2,3,9,4,-3,-7,7,5,-2,8,1,-6,-1,-8,-5}, A = {-9,-4,2,3,9,4,-3} and B = {-3,4,2,-7,7,5}, find n((A − B) ∪ (B − A))
(i)
4
(ii)
6
(iii)
10
(iv)
7
(v)
8
Question
10
10.
If μ = {-2,0,-3,7,-9,6,2,1,-8,-6,-4,-5,8,3,4,9,-7}, A = {-2,0,-3,7,-9,6} and B = {2,-2,1,-8,-6,7,-4}, find n((A ∪ B) − (A ∩ B))
(i)
9
(ii)
11
(iii)
10
(iv)
8
(v)
6
Question
11
11.
If μ = {0,-9,7,1,-8,-7,-1,3,8,6,-3,-5,2}, A = {0,-9,7,1,-8} and B = {-7,-1,3,8,6}, find n(A')
(i)
9
(ii)
7
(iii)
8
(iv)
6
(v)
10
Question
12
12.
If μ = {-4,1,-9,0,6,-2,-7,-6,-3,3,-8,-5,9,-1}, A = {-4,1,-9,0,6,-2,-7} and B = {-7,0,-6}, find n(B')
(i)
8
(ii)
14
(iii)
10
(iv)
12
(v)
11
Assignment Key
1) (iv)
2) (iv)
3) (v)
4) (v)
5) (i)
6) (i)
7) (iv)
8) (v)
9) (iv)
10) (i)
11) (iii)
12) (v)
