Given:
Principal - $12,000
Annual Interest Rate = 5.5% or 0.055 in decimal form
Time in years = 10 years
Find: simple interest and future value
Solution:
The formula for getting the simple interest is:

Let's replace the variables in the formula with their corresponding numerical value.


The interest after 10 years is $6, 600.
So, if the interest is 6,600, the future value of the money is:



The future value of the deposited money after 10 years is $18, 600.