Mathematics, 30.11.2019 06:31 deepunalli300p3ur3i

The annual interest on an $20,000 investment exceeds the interest earned on a $4000 investment by $1320. the $20,000 is invested at a 0.6% higher rate of interest than the $4000. what is the interest rate of each investment? $20,000 is invested at what %$4,000 is invested at what %

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