Use the information in the box below to complete items 8-13. Boone's credit card billing cycle begins on August 17. He has a precious balance of S320.00. On August 19, Boone pays the credit card company $160, and on August 23, Boone purchases a gift for his sister, Shannon, for $84.50 using the card. On August 30, Boone uses his credit card to buy a $1.240.50 plane ticket to Sydney, Australia. On September 8, Boone pays another $100.00 to the credit card company. The billing cycle ends on September 16. Boone's monthly periodic rate is 3.5%. 8. Previous-Balance Method: Finance Charge = 9. Unpaid-Balance (Adjusted-Balance) Method: Unpaid Balance = Finance charge = 10. Average-Daily-Balance Method without new purchase: STEP 1: How many das are in the billing cycle? Number of Days = 31 STEP 2: Fill in the list below with each end of the day balance. STEP 3: Sum of Daily balances = STEP 4: Average Daily balance = STEP 5: Finance Charge =