4 4. Luis saves $60 at the end of each month in an account that pays 5.5% compounded monthly. Calculate the amount in his account at the end of 15 months. 16 5. Tamara borrowed $29,000 from her credit union to buy a car. She is charged 9.9% compounded monthly. Tamara will repay the loan with monthly payments for the next 3 years starting 1 month from now. a) Determine Tamara's monthly payment b) How much interest will Tamara pay over the term of the loan