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Mohan owns 3 pants and 2 shirts. The number of pant and shirt pairs he can wear is:
A6
B5
C8
D9
Answer & Solution
Correct answer: A. 6
1. A pant can be picked in 3 ways.
2. For each, a shirt can be picked in 2 ways.
3. That gives 3 times 2, or 6 pairs.
_Source: NCERT Class 11 Mathematics, Chapter 7, Permutations and Combinations._
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