Question

Asked Feb 13, 2020

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A total of $12000 was invested, part of it at 9% and the rest at 7.5%. The

total interest after one year is $1005. How much was invested at each rate?

Step 1

Let $x was invested at 9% and $(12000-x) was invested in 7.5%

So interest earned from 9% is = 9% of x=0.09x

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