An investor deposited some money at 1.75% annual interest, some at 2.25%, and twice as much as

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An investor deposited some money at 1.75% annual interest, some at 2.25%, and twice as much as the sum of the first two at 2.5%. The total amount invested was $30,000, and the total annual interest earned was $710. How much was invested at each rate?

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College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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