Problema Solution

Ryan invested his savings in two investment funds.The $8000 dollars that he invested in fund a returned a 3% profit. The amount that he invested in fund B returned a 10% profit. How much did he invest in fund B, if both funds together return an 8% profit.

Answer provided by our tutors

let


x = the money invested in fund B, x>0


0.03*8000 + 0.10x = 0.08(8000 + x)


by solving we find:


x = $20,000


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Ryan invested $20,000 in fund B.