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jross241 jross241
  • 07-02-2017
  • Mathematics
Answered

Soybean meal is 14% protein; cornmeal is 7% protein. How many pounds of each should be mixed together in order to get 280 lb mixture that is 12% protein

Verified Answer :

andreatheshorty
andreatheshorty andreatheshorty
  • 07-02-2017

Work: .14x+.07(280-x)=.12280
.14x+19.6-.07x=33.6
.07x=33.6-19.6
.07x=14
x=14/.07

x=200 lbs of soybeans is used.
280-200=80 lbs. of cornmeal is used.
.14200+.0780=.12280
28+5.6=33.6
33.6=33.6

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