#12 the answer $1153.10 is provided for us. I need step by step work that shows how we got this answer. Financial calculators and excel are not allowed. Thank you!

12. To purchase a car worth $6,000 a buyer agrees to make $500 payments at the end of each month for eleven months and a final payment at the end of the year. If the interest rate is 18% compounded monthly, find the size of the final payment. 13. To buy a home entertainment center a person can pay $4000, or pay $500 down and 24 monthly payments of $180. If interest is converted monthly, determine the nominal interest rate for this payment plan to the nearest 0.1%. (21.1%) 14 A new car is listed at $14 599. If the car is purchased with cash, then the price will be reduced by $600