In problems 3 through 8, complete the table one entry at a time by filling in the amount that goes where the red star is. Use the unpaid balance method to calculate interest. Assume an 18% annual...

Extracted text: In problems 3 through 8, complete the table one entry at a time by filling in the amount that goes where the red star is. Use the unpaid balance method to calculate interest. Assume an 18% annual interest rate. Unpaid Balance at Beginning of Month Unpaid Balance Purchases Purchases Payments at End of Month Finance Month Charge June $350.10 $ 25.00 $36.75 $ 75.00 July $150.40 $ 0 $200.00 August $208.75 $55.40 $150.00