above is the question. I have also inserted photos of example 3.1 and exercise 3.1.7

+3.1.11 Example 3.1 is modified so that monthly payments are 12 years starting one month after the loan. The monthly years (72 payments). (a Find K and construct the amortization table for the first yeat t) the PR amounts are negative during this period. here, (c) Using monthly payment amounts rounded to the neret penny, find the amount of the final payment required 44 to retire the debt