If A is a subset of B and B is a subset of C, then the cardinality of A ∪ B ∪ C is equal to:
Correct Option is A. Practice regular variations of this Sets concept to build speed and accuracy.
Reinforce your conceptual grasp with related questions from NIMCET 2020:
If \( 15\\ 8 + 15\\ 7 = n\\ r \)
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