alleryWith 3 pants and 2 shirts, how many different pant and shirt pairs are there?
AFour pairs
BSix pairs
CFive pairs
DNine pairs
Answer & Solution
Correct answer: B. Six pairs
1. There are 3 ways in which a pant can be chosen.
2. For every choice of a pant, there are 2 choices of a shirt.
3. By the multiplication principle the total is 3 times 2.
4. That gives six different pairs.
_Source: syllabus Mathematics, Ch 6 'Permutations and Combinations'_
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