Problema Solution

An investment advisor deposited $50,000 into two simple interest accounts. On the tax-free account the annual

simple interest rate is 7%, and on the money market fund the annual simple interest rate is 13%. How much

should be invested in the money market fund so that both accounts earn the same interest?

a. $32,500 b. $27,500 c. $22,500 d. $17,500

Answer provided by our tutors

Answer: (d) 17500

Solution:

Let he invests x in tax free accountand y in market

then x+y=50000

and 0.07x=0.13y

or x=1.86y

so 2.86y=50000

or y=17482 say 17500