Meredith borrowed $12,560 with simple interest of 2% each year, now, it took her 4 years to pay this amount. Let's solve for the total amount she paid including the interest.
=> 12 560 * .02 = 251.2 per year
=> 251.2 * 4 = 1004.8 dollars for 4 years.
=> 1004.8 + 12 560 = 13 564.8 dollars.