SOLUTION: An amount of P 8500 was invested at a Simple Interest rate and after 5 years it earned an Interest
amount of P 3612.5. What was the interest rate?
Question 1197288: An amount of P 8500 was invested at a Simple Interest rate and after 5 years it earned an Interest
amount of P 3612.5. What was the interest rate? Found 2 solutions by MathLover1, ikleyn:Answer by MathLover1(20849) (Show Source):
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given:
subsitute the values into the formula,
To find r, divide both sides of the equation with .
Hence, the interest rate was or %