Answer:
The borrower will pay back $4,136.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:

In which E are the earnings, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
.
In this question:
Loan amount of 1760, so 
Interest rate of 13 and one half, so 13.5%. This means that
.
10 years, so 
Interest on the Loan:

Total amount:

The borrower will pay back $4,136.