Your parents purchase a computer for $1,257.00 plus 6% sales tax. they decide to finance it through the store’s 0% program for 6 months. the terms state that they pay nothing until the 6 months are over. when they receive the bill, they forget to pay it and are assessed a late fee of $45.00 plus the interest accrued to that point at a 16.75% apr. how much interest will they be charged?