for number 5

is it correct ??? or i have to ans like this

find the original loan balance. Answer to the nearest dollar. 4. A $20,000 loan is to be repaid with annual payments at the end of each year for 12 years. If (1+i)* = 2, find the outstanding balance immediately after the fourth payment. Answer to the nearest dollar. 5. A $20,000 mortgage is being repaid with 20 annual installments at the end of each year. The borrower makes five payments and then is temporarily unable to make payments for the next two years. Find an expression for the revised payment to start at the end of the 8th year if the loan is still to be repaid at the end of the original 20 years. 6. A loan of 1 was originally scheduled to be repaid by 25 equal annual payments at the end of each year. An extra payment K with each of the 6th through the 10th scheduled payments will be sufficient to repay the loan 5 years earlier than under the original schedule. Show that 0201 aps K: 10000 6 8 20 20 000 = x ads 10 000 azar 2000 (14) 20 000 SOTA a of 20 000 20000 (itals tv-stutis) (1-vn) aining payment atter 5 years 20.000 CI+) 20 000 (1+4) A 20.000 (1+AS - 20.000 A G -) ( ) 20.000 (Ita)s (Itaja !) 10 000 (1-utaj zo (Ita) - 1 1- (1+120 in 8th year. 3 10.000 (171) 5 - 10 000 ((144)5 - ! (HA) - (Itajro .) (1 20.000 (ITA) - 10.000 ((Ita) - 1 (47 ( (Ita)s = x a iz 1- (Ita) 20 We have 20,000 R= and B = Razi The revised loan balance at time t= 7 is By = By (1+1), since no payments are made for two years. The revised installment payment thus becomes B; = 20,000 0131 1+1 Ozofi31