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Secure https: //www.mathxl.com/Student /PlayerHomework.aspx?homeworkld-44985 5049&questionId;= 1 4&flushed-false;&. MATH 135 Fall 17 sec 05 Bryson Mayes 1 1/18/17 2:45 PM Homework: Section 4.1 Homework Score: 0 of 1 pt Life Sci 4.1.77 Save 16 of 16 (15 complete) HW Score: 93.75%, 15 of 16 pts Question Help Animals in an experiment are to be kept under a strict diet. Each animal should receive 20 grams of protein and 5 grams of fat. The laboratory technician is able to purchase two food mixes: MDA has 10% protein and 4% fat; mix B has 20% protein and 2% fat. How many grams of each mix should be used to obtain the right diet for one animal? One animal's diet should consist ofgrams of Mix A.

Explanation / Answer

let mix A is purchased x and mix B as y

protein : 0.10x + 0.20y = 20

fat : 0.04x + 0.02y = 5

equation (2)*10 - equation (1)

0.30x = 50-20

x = 100 gram

y = 50 gram

100 gram of mix A .

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