How many subsets of the set $\{1,2,3,4,5\}$ contain the number 5?
Question:
How many subsets of the set $\{1,2,3,4,5\}$ contain the number 5?
Answer:
Let's think step by step.

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How many subsets of the set $\{1,2,3,4,5\}$ contain the number 5?
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