On the April 12 billing date, Michaelle Chappell had a balance due of $1220.54 on her credit card. From April 12 through May 11, Michaelle charged an additional $327.54 and made a payment of $800 a) Find the finance charge on May 12, using the previous balance method. Assume that the interest rate is 1.7% per month b) Find the new balance on May 12 a) The finance charge on May 12 is (Round to the nearest cent as needed.)