1. Suppose that during a 31-day billing cycle, my credit card balance was $429.49 for the first 15 days of the month, it was $558.87 for the next 11 days of the month, and it was $695.85 for the last 5 days of the month. If my credit card's APR is 15.02%, what is my new balance after interest is added?
2. Consider taking a mortgage loan for $183750 with a 30-year fixed-rate of 5.47% with monthly payments. Suppose also that the annual property taxes are $5832, the annual homeowner's insurance premium is $810, and the monthly PMI is $64. Find your PITI.