The total simple interest that accrues is $2970 while the total amount to be repaid is $11970
The interest is the money that accrues on the principal. It is the money that is paid on top of the principal.
We have the principal as  $9,000, rate as 11% and total time as 3 years. It then follows that the interest paid is; A = 9000 * 0.11 * 3 = $2970
Therefore, the total amount to be repaid = Â $9,000 + $2970 = $11970
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