SOLUTION: David invested his savings in two investment funds. The $8000 that he invested in a Fund A returned a 6% profit. The amount that he invested in Fund B returned a 1% profit. How muc

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: David invested his savings in two investment funds. The $8000 that he invested in a Fund A returned a 6% profit. The amount that he invested in Fund B returned a 1% profit. How muc      Log On

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Question 1053137: David invested his savings in two investment funds. The $8000 that he invested in a Fund A returned a 6% profit. The amount that he invested in Fund B returned a 1% profit. How much did he invest in Fund B, if both funds returned a 3% profit?
Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
Let n be the amount invested in Fund B. Then:
8000(.06)+n(.01)=(8000+n).03
480+.01n=240+.03n
240=.02n
n=12000
$12000 was invested in Fund B. ☺☺☺☺