John reels in 3 crab baskets a week. Each basket holds 4 crabs. He collects crabs twice a week. Each crab sells for $3. How much money does he make? Let's think first. Chain of thought:
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He collects 3 * 4 = 12 crabs each time. He thus collects 12 * 2 = 24 crabs a week. So he makes 24 * 3 = $72 a week.
Therefore, the answer is 72.
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