SOLUTION: Trevor invests $10,000 for a year. He obtained 8% per annum for a part of the money and 10% per annum for the remainder.At the and of the year, he will receive $950 in interest. Ho

Algebra ->  Human-and-algebraic-language -> SOLUTION: Trevor invests $10,000 for a year. He obtained 8% per annum for a part of the money and 10% per annum for the remainder.At the and of the year, he will receive $950 in interest. Ho      Log On


   

Question 1015220: Trevor invests $10,000 for a year. He obtained 8% per annum for a part of the money and 10% per annum for the remainder.At the and of the year, he will receive $950 in interest. How much does he invested at 10%?
Answer by solver91311(24713) About Me  (Show Source):
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A person has currency units invested in 2 accounts.

One account earns percent interest, and the other account earns percent interest.

The two accounts earn a total of interest in one year.

How much is invested in each account?

Let be the amount invested at percent. Then the amount invested at percent is , and:



Solve for , then calculate

John

My calculator said it, I believe it, that settles it