Quality dog food requires a necessary amount of protein to promote healthy functions.   The industry standard requires at least 25% protein in the food to be considered "high quality".    The local humane society had a large quantiy of two brands of dog food donated recently. Brand A dog food contains 30% protein and Brand B contains 22% protein. Each week the humane society need to create a 185 lb mixture of food to feed the shelter dogs. How much of each brand should they mix together to create a high-quality mixture consisting of 25% protein?    lbs of Brand A  lbs of Brand B

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