The Social Security Administration increased the taxable wage base from $127,200 to $128,400. The 6.2% tax rate is unchanged. Joe Burns earned over $130,400 each of the past two years. a. What is the percent increase in the base? (Round your answer to the nearest hundredth percent.) b. What is Joe's increase in Social Security tax for the new year? (Round your answer to the nearest cent.) Rhonda Brennan found her first job after graduating from college through the classifieds of the Miami Herald. She was delighred When the offer came through at \$15.30 per hour. She completed her W.4 stating that she is married with a child and claims an allowance of 3 . Her company will pay her biweekly for 80 hours (assume a tax rate of 6.2% on $128.400 for Soclal Security and 1.45% for Medicare). Calculate her take-home pay for her first check. (Use Table 9.1 and Table 9.2 ) (Round your answer to the nearest cent)