Mr. Ray has 100 customers waiting at his fish market. He has 10 tuna, each of which weighs 200 pounds. Each customer wants 25 pounds of tuna. Mr. Ray's store is first come, first served. How many customers will go home without any fish? Let's answer step by step:
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He has 2,000 pounds of fish because 10 x 200 = 2,000. He has enough for 80 customers because 2,000 / 25 = 80. 20 customers go home without any fish because 100 - 80 = 20. The answer: 20.
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