SOLUTION: a gardener has two fertilizers that contain different concentrations of nitrogen.One is 3% nitrogen and the other is 11% nitrogen.How many pounds of each should he mix to obtain 20
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Question 914000: a gardener has two fertilizers that contain different concentrations of nitrogen.One is 3% nitrogen and the other is 11% nitrogen.How many pounds of each should he mix to obtain 20 pounds of 9% concentration?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
Sometimes students tell me these hyperlinks do not work, but here:....
http://www.algebra.com/my/Mixtures%3A-All-in-Symbols.lesson?content_action=show_dev
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