SOLUTION: Sam invested $7,500 for one year, part at 12% annual interest and the rest at 10% annual interest. His total interest for the year was $890. How much money did he invest at 12%.

Question 134468: Sam invested $7,500 for one year, part at 12% annual interest and the rest at 10% annual interest. His total interest for the year was $890. How much money did he invest at 12%.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
= amount invested at 12%
= amount invested at 10%

He invested $7000 at 12%
check:

OK
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