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Mathematics 7 Online
OpenStudy (anonymous):

having a hard time setting this in the right formula. an investment of $2500 is made at an annual simple interest rate of 5.5%. How much additional money must be invested at an annual simple interest rate of 8% so that the total interest earned is 7% of the total investment.

OpenStudy (barrycarter):

How far have you gotten?

OpenStudy (anonymous):

I have gotten as far as reading the problem and trying to plug it into the formula I=Prt but I dont think that I am putting it in right because I dont get close to the same as the book

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