please help every time I post I get the wrong answer back

alorog nith their 7 ath poyment W (b) Haw many regular payriteries of 5559 . J7 wil amortize the unpaid balanice from part (a)? fivm the ainswer to nne decimul point, X. payenerits (c) tion much will the remaining dett be atter the mamber of full papinent perieds in part (b) is made? (kound your answer is the nearest cent.) Hitw much extre must be included with the last tull payment to pay cer the debt? (found your answer to the nearest cent.) 5 5 A voung couple buying theur first foome horrow $90,000 for 30 wears at 7. s. along with their 2ath payment (b) How manv regular payments of $559.37 will amortize the unpaid talance from part (a)7 Give the answeir to one decmal point. x payenents (c) Haw much will the remaining debt be after the number of full payment petiods in part (b) is made? (hoound met answer to the nesest ant.) How much extra mist be induded with the last full payment to pay off the debez (Round your answer to the nearest cent.) 5 (d) How much wilf the couple pay over the life of the fosa by paying the extra $2.0007 (loound your answer to the neatest crest) (e) How much will the couple save over the life of the foan by paying the extra 52.0007 (Use your answer feom part (b) . lound your anower to the nearest cint