Question
Pretzels cost $3 per pound, dried fruit $4 per pound, and nuts $8 per pound. How many pounds of nuts should be used to produce
Pretzels cost $3 per pound, dried fruit $4 per pound, and nuts $8 per pound. How many pounds of nuts should be used to produce 280 pounds of trail mix costing $5 per pound in which there are twice as many pretzels (by weight) as dried fruit?
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Linear Algebra and Its Applications
Authors: David C. Lay
4th edition
321791541, 978-0321388834, 978-0321791542
