With 6 cups of lemonade concentrate, Bob can make 16.5 cups of lemonade based on the given original ratio of concentrate to water. ;
Bob can make a total of 16.5 cups of lemonade using 6 cups of lemonade concentrate. This is calculated based on the mixing ratio where he uses 2 cups of concentrate for every 3.5 cups of water. Therefore, with the available concentrate, he can produce 3 batches, leading to a total of 16.5 cups of lemonade.
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