please help answer 1-5 this is a 5 part problem

Shirley, a recent college graduate, excitedly described to her older sister the $1,690 sofa, table, and chairs she found today. However, when asked she could not tell her sister which interest calculation method was to be used on her credit-based purchase. Calculate the monthly payments and total cost for a bank loan assuming a one year repayment period and 15 percent interest. Now, assume the store uses the add-on method of interest calculation Calculate the monthly payment and total cost with a one-year repayment period and 13 percent interest. Explain why the bank payment and total cost are lower even though the stated interest rate is higher Click on the table icon to view the MILPF table The monthly payment for a bank loan assuming one-year repayment period and 15 percent interest is $(Round to the nearest cert) - Data table IN 4.00% 4.25% 4.50% 4.75% 5.00% RAFI Monthly Installment Loan Tables ($1,000 loan ith interest payments compounded monthly) 6 12 18 24 30 36 48 60 72 84 168,62 85.15 57.33 43.42 35 08 29.52 22 58 18.42 15.65 13.67 168.74 85.26 57.44 43.54 35.19 29.64 22.69 18.53 15.76 13.78 168.86 85.38 57.56 43 65 35.31 29.75 22.80 18.64 15 87 13.90 168.98 85 49 57.67 43.76 35.42 29.86 22.92 18.76 15.99 14.02 85.61 169.11 57.78 43 87 35.53 29.97 23.03 16.10 18.87 14.13 ann 96 12 19 12.31 12.42 12 54 12.66 . nuint Done es Save Data table her se U hai The tab 14.25% 14.50% 14.75% 15.00% 15.25% 15.50% 15. 75% 16.00% 173.66 173.79 173.91 174.03 174.16 174.28 174.41 174.53 89.90 90.02 90.14 90 26 90.38 90.49 90.61 90.73 62.03 62.15 62.27 62.38 62.50 62 62 62.74 62 86 48.13 48.25 48.37 48 49 48.61 48.72 48.84 39.82 39.94 40.06 40.18 40.30 40.42 40.54 40.66 34 30 34.42 34.54 34.67 34.79 34.91 35.03 35.16 27.45 27.58 27.70 27.83 27.96 28.08 28.21 28.34 23.40 23.53 23.66 23.79 23.92 24.05 24.19 24 32 20.74 20.87 21.01 21 15 21 28 21.42 21.55 21.69 18.88 19.02 19.16 19.30 19.44 19.58 19.72 19 86 17 51 17.66 17.80 17.95 18.09 18.24 18.38 18.53 48.96 Print Done Save Data table her sister ha the table 12.25% 12.50% 12.75% 13.00% 13.25% 13 50% 13.75% 14 00% 172.67 172.80 172 92 173.04 173.17 173.29 173.41 173 54 88.97 89.08 89.20 89.32 89.43 89.55 89.67 89 79 61 10 61 21 61.33 61.45 61.56 61.68 61.80 fil 92 47.19 47.31 47.42 47.54 47.66 47 78 47.89 48 01 38.87 38.98 39.10 39.22 39.34 39.46 39.58 39 70 33.33 33.45 33.57 33.69 33.81 33.94 34.06 34 18 26.46 26.58 26.70 26.83 26.95 27.08 2720 2733 22.37 22 50 2263 22.75 22.88 23.01 23.14 23 27 1968 19.81 19.94 20.07 20 21 20.34 20.47 20 61 17.79 1792 18.06 18.19 18.33 18.46 18.60 18 74 16.39 16.53 16.67 16 81 16.95 17.09 17 23 1737 Print Done w