Use the unpaid balance method to find the finance charge on the credit card account for August. The starting balance from the previous month is $$270.$ The transactions on the account for the month are given in the table to the right. Assume an annual interest rate of $25\%$ on the account and that the billing date is August $1$ st$.$

$\backslash$table$[[$Date$,$Transaction$],[$August $6,$Made payment of $$7$