How many pounds of cornmeal? How many pounds of soybean?

User Generated

UnybYbir

Mathematics

Question Description

Soybean meal is 14% protein; cornmeal is 7% protein.  How many pounds of each should be mixed together in order to get 289-in mixture that is 10% protein?

Student has agreed that all tutoring, explanations, and answers provided by the tutor will be used to help in the learning process and in accordance with Studypool's honor code & terms of service.

Explanation & Answer

Thank you for the opportunity to help you with your question!

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 10% protein?
...
Soybean meal is 14% protein x lb
cornmeal is 7% protein. 280-x lb
10% protein 280-lb mixture 
...
14x+7(280-x)=10*280


14x+1960-7x=2800
7x+1960=2800
-1960
7x=840
/7
x=120 lb. ----------soyabean
160 lb -------------cornmeal

Please let me know if you need any clarification. I'm always happy to answer your questions.

fvzfvcyr (622)
UIUC

Anonymous
Awesome! Made my life easier.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4