Answer: 24 hats
Explanation:
1. Find common multiples: 2: 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36 6: 6,12,18,24,30,36 8: 8,16,24,32
2. Find the least common multiple: 24
Answer:
24
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