FizzFizz soda comes in two varieties, regular and diet. If a researcher has 5 boxes of each, how many ways can he select 2 boxes of each for a quality control test?
Solution: 100
Explanation:
We are given that FizzFizz soda comes in two varieties, regular and diet. The researcher has 5 boxes of regular and 5 boxes of diet.
The number of ways a researcher can choose 2 boxes from regular is:
The number of ways a researcher can choose 2 boxes from diet is:
Therefore, the number of ways he can select 2 boxes of each for a quality control test is:
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