Required information The following information applies to the questions displayed below) Christopher is a self-employed cash-method, calendar-year taxpayer, and he made the following cash payments related to his business this year, Calculate the after-tax cost of each payment assuming Christopher has a 37 percent marginal tax rate (Do not round intermediate calculations and round your final answer to the nearest whole dollar amount.) a $1,000 fine for speeding while traveling to a client meeting Artax cos +