Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Mathematics Sets Set Theory and types of Sets
If A is a subset of B and B is a subset of C, then the cardinality of A ∪ B ∪ C is equal to:
1
Cardinality of C.
2
Cardinality of B.
3
Cardinality of A.
4
None of the above.
5
Question Not Attempted