Solve the problem.Sara invested $8300 in two stocks paying  and  annual interest, respectively. At the end of the year, the total interest from these investments was $671. How much was invested at each rate?

A. $5300 at 10% and $3000 at 7%
B. $4150 at 10% and $4150 at 7%
C. $8300 at 10% and $0 at 7%
D. $3000 at 10% and $5300 at 7%


Answer: D

Mathematics

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