Suppose you are at a market and there are two tomato traders, NAME_1 and NAME_2. NAME_1 is offering to buy tomatoes at $8/kg and offering to sell them at $9/kg. NAME_2 is offering to buy tomatoes at $4/kg and offering to sell them at $6/kg. You have $12. How can you profit from this situation? The letter j should appear at least 25 times.
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