Problema Solution
Find how many quarts of 5% butterfat milk and 2% butterfat milk should e mixed to yield 45 quarts of 4% butterfat milk.
Answer provided by our tutors
let
x = quarts of 5% butterfat milk
y = quarts of 2% butterfat milk
the mix is 45 quarts of 4% butterfat milk
x + y = 45
0.05x + 0.02y = 0.04*45
by solving the system of equations we find
x = 30 quarts
y = 15 quarts
click here to see the step by step solution of the system of equations
30 quarts of 5% butterfat milk and 15 quarts of 2% butterfat milk should be mixed.