Pre Algerbra

posted by .

I invested $3,000, part at 2% and the rest at 5% simple interest. After 1 year, I earned a total of $117 in interest. How much did I invest at each rate?

  • Pre Algerbra -

    just add up the interest. With $x at 2%,

    .02x + .05(3000-x) = 117
    x = 1100

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    An investment advisor invested a total of $12,000, part at 2.5% annual simple interest and part at 4% annual simple interest. The amount of interest earned for 1 year was $426. How much was invested at the 2.5% rate and how much was …
  2. algebra

    Last year, Susan had 30,000 to invest. She invested some of it in an account that paid 8% simple interest per year, and she invested the rest in an account that paid 7% simple interest per year. After one year, she received a total …
  3. Math 0098

    Last year, Deon had $20,000 to invest. He invested some of it in an account that paid 6% simple interest per year, and he invested the rest in an account that paid 10% simple interest per year. After one year, he received a total of …
  4. Algebra

    The Smiths invested $14,000, part at 3% simple interest and the rest at 4% simple interest for a period of one year. if the total interest earned was $460, how much was invested at each rate?
  5. Simple Interest

    Last year, Ivan had $20,000 to invest. He invested some of it in an acount that paid 9% simple interest per year, and he invested the rest in an account that paid 7% simple interest per year. After one year, he received a total of …
  6. Algebra

    jake jenkins earned 9000 last year by giving tennis lessons. he invested part at 7% simple interest and the rest at 4%. he earned a total of 540 in interest. how much did he invest at 4%
  7. math

    Katie invested a total of ​$6000 ​, part at 3 ​% simple interest and part at 4 ​% simple interest. At the end of 1​ year, the investments had earned ​$214 interest. How much was invested at each​ rate?
  8. Algebra

    Katie invested a total of $7,000, part at 2% simple interest, and part at 3% simple interest. At the end of 1 year, the investments earned, $184.00 interest. How much was invested at each rate?
  9. Algebra

    last year, justin had 30,000 to invest. he invested some of it in an account that paid 5% simple interest per year, and he invested the rest in an account that paid 10% simple interest per year. After one year, he recieved a total …
  10. math

    Last year, Carmen had $20,000 to invest. She invested some of it in an account that paid 9% simple interest per year, and she invested the rest in an account that paid 5% simple interest per year. After one year, she received a total …

More Similar Questions