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Mathematical story of vegetables
Solution: 4 yuan buys 1 kg red pepper and 5 yuan sells it, earning 1 yuan, that is, earning 1/4=25% per kg.

With 1.6 yuan to buy 1 kg tomatoes, 2 yuan to sell, earn 0.4 yuan, that is, earn 0.4/ 1.6=25% per kg.

∴ Flower 1 16 yuan, Earn 1 16×25%=29 yuan.

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