Computer Mathematics and the Graphing Calculator

Compute simple interest when given the principal (p), the interest rate (r) and the number of years (t). Example: If an investor can invest $2,500 at 6.5% interest for 3 years, how much interest will he earn and what will the total balance be at the end of that time? Example: If you borrowed $6,750 at 11% interest for 4 years, how much interest would you pay and what would be the total amount ... ................
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