Phyllis invested 42000 dollars, a portion earning a simple interest rate of 4 percent per year and the rest earning a rate of 6 percent per year. After one year the total interest earned on these investments was 2080 dollars. How much money did she invest at each rate? At rate 4 percent : At rate 6 percent :
Phyllis invested 42000 dollars, a portion earning a simple interest rate of 4 percent per year and the rest earning a rate of 6 percent per year. After one year the total interest earned on these investments was 2080 dollars. How much money did she invest at each rate? At rate 4 percent : At rate 6 percent :
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter3: Math Models
Section3.3: Solve Mixture Applications
Problem 3.66TI: has $8,000 to save for his daughter’s college education. He wants to divide it between one account...
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