How many ounces of a 30% alcohol solution must be mixed with 18ounces if a 35% alcohol solution to make a 33% alcohol solution
1 answer:
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Answer:
2024 ways
Step-by-step explanation:
Because order doesn't matter in this scenario, we can use the binomial function , where n is the total number of items (students in this case) and k is the number of items we'd like to choose.
This binomial function is equivalent to:
, where n! means n * (n - 1) * (n - 2) * ... * 2 * 1
Here, we have .
Thus, the answer is 2024 ways.
<em>~ an aesthetics lover</em>