I will be appreciated if I get help with those chapter review questions thanks

Bobby is trying to decide between two credit cards. One has no annual fee and an interest rate of 18 percent, and the other has an annual fee of $40 and an interest rate of 8.9 percent. (a) If Bobby pays his credit card balance in full each month, which card should he choose? O He should select the card without the annual fee. O He should most likely select the card with the lower interest rate. (b) If Bobby just pays the minimum payment and carries a balance from one month to the next, which card should he choose? O He should select the card without the annual fee. O He should most likely select the card with the lower interest rate. (64 Pr. T T-Mobile RAP Watch Anime Englis... OD Quality Distrib.. Home Ultra Mobile Login - Retailer Por... Home Page - Vida (CPOS M Gmad Saved After visiting several automobile dealerships, Richard selects the used car he wants. He likes its $10,000 price, but financing through the dealer is no bargain. He has $2,000 cash for a down payment, so he needs an $8,000 loan. In shopping at several banks for an installment loan, he learns that interest on most automobile loans is quoted at add-on rates. That is, during the life of the loan, interest is paid on the full amount borrowed even though a portion of the principal has been paid back. Richard borrows $8,000 for a period of four years at an add-on interest rate of 11 percent. (a) What is the total interest on Richard's loan? (Do not round intermediate calculations. Round your answer to the nearest whole number.) Total interest (b) What is the total cost of the car? (Do not round intermediate calculations. Round your answer to the nearest whole number.) Total cast (c) What is the monthly payment? (Do not round intermediate calculations. Round your answer to the nearest whole number.) Monthly payment (d) What is the annual percentage rate (APR)? (Do not round your intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Annual percentage rate %