SOLUTION: a gardener has 80 pounds of 8 % nitrogen fertilizer and an unlimited supply of 20 % nitrogen fertilizer. he wishes to mix the fertilizer so he gets a mixture that is 12 % nitrogen.
Algebra ->
Customizable Word Problem Solvers
-> Mixtures
-> SOLUTION: a gardener has 80 pounds of 8 % nitrogen fertilizer and an unlimited supply of 20 % nitrogen fertilizer. he wishes to mix the fertilizer so he gets a mixture that is 12 % nitrogen.
Log On
Question 995949: a gardener has 80 pounds of 8 % nitrogen fertilizer and an unlimited supply of 20 % nitrogen fertilizer. he wishes to mix the fertilizer so he gets a mixture that is 12 % nitrogen. how many pounds of 20 % fertilizer should he mix in? Answer by josgarithmetic(39617) (Show Source):
(