30. your parents' original purchase price was $1,550.00 plus 7.25% sales tax. they enter into an agreement where the interest (11.75% apr) is walved
for the first 12 months provided they make the required monthly payments; otherwise the interest is accrued from the date of purchase. they miss
the first payment due date. the late fee is $29.00. how much is the interest?
$16.27
$152.13
$195.33
$15.18