Math Problem Statement
hey, so i have this mixture, which consists of 59% substance A, 35,7% B and 5,3% C
It was mixed from two other mixtures. one of the other mixtures being 57,5% substance A, 38,9% B and 3,6% C
What were the percentages of the other mixture the initial sample was made from?
Solution
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Math Problem Analysis
Mathematical Concepts
Weighted Averages
Systems of Linear Equations
Formulas
Final percentage = x * Percentage_Mixture1 + (1 - x) * Percentage_Mixture2
59% = x * 57.5% + (1 - x) * A_2
35.7% = x * 38.9% + (1 - x) * B_2
5.3% = x * 3.6% + (1 - x) * C_2
Theorems
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Suitable Grade Level
Undergraduate level or advanced high school (Grades 11-12)
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