1. Jamie has taxable income of $68,000. She is single, and her tax rates are 15% on the first $26,250 of taxable income and 28% on the remainder. What's Jamie's tax liability and her average tax rate? 2. Ricky is purchasing a new truck for $35,000. Ricky is making a $4.000 down payment, and he will make 48 monthly payments of $715 each to repay the principal and interest on the loan. In addition, he was charged a loan origination fee of $150. What are the total finance costs on this loan