SOLUTION: a baker purchased 12 lb of wheat flour and 15 lb of rye flour for a total cost of 18.30. a second purchase, at the same prices, included 15 lb of wheat flour and 10 lb of rye flour
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Question 452064: a baker purchased 12 lb of wheat flour and 15 lb of rye flour for a total cost of 18.30. a second purchase, at the same prices, included 15 lb of wheat flour and 10 lb of rye flour. the cost of the second purchase was 16.75. find the cost per pound of the wheat flour and of the rye flour. Answer by pedjajov(51) (Show Source):
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