SOLUTION: If X kg of tea of brand A at $Y per Kg is mixed with Y kg of tea of brand B at $X per kg, then the average cost per kg of the mixture is ?
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Question 550051: If X kg of tea of brand A at $Y per Kg is mixed with Y kg of tea of brand B at $X per kg, then the average cost per kg of the mixture is ? Answer by josmiceli(19441) (Show Source):
