Phyllis invested 52000 dollars, a portion earning a simple interest rate of 4 percent per year and the rest earning a rate of 7 percent per year. After one year the total interest earned on these investments was 2620 dollars. How much money did she invest at each rate?
Phyllis invested 52000 dollars, a portion earning a simple interest rate of 4 percent per year and the rest earning a rate of 7 percent per year. After one year the total interest earned on these investments was 2620 dollars. How much money did she invest at each rate?
Chapter2: Equations And Inequalities
Section2.3: Models And Applications
Problem 23SE: Paul has $20,000 to invest. His intent is to earn11% interest on his investment. He can invest part...
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