i just need my answers checked....
18. Your parents are purchasing a mobile home for $89,000. The sales tax is 4.2%, they make a $3,000 down payment, and they have an excellent credit score. How much interest at the end of the second month if their first months payment is $925.67?
*****I got $352.95******
19. If your parents` credit rating for question 18 had been average, how much is the principal balance at the end of the first month after applying $925.67 payment?
*****I got an answer that doesnt make sense i got $89,249.80********
I just need help understanding where i went wrong....

Question

i just need my answers checked....
18. Your parents are purchasing a mobile home for $89,000. The sales tax is 4.2%, they make a $3,000 down payment, and they have an excellent credit score. How much interest at the end of the second month if their first months payment is $925.67?
*****I got $352.95******
19. If your parents` credit rating for question 18 had been average, how much is the principal balance at the end of the first month after applying $925.67 payment?
*****I got an answer that doesnt make sense i got $89,249.80********
I just need help understanding where i went wrong....