Exercise 9-11A Calculating employee and employer payroll taxes Sky Co. employed Tom Mills in Year 1. Tom earned $5,100 per month and worked the entire year. Assume the Social Security tax rate is 6 percent for the first $110,000 of earnings, and the Medicare tax rate is 1.5 percent. Tom's federal income tax withholding amount is $900 per month. Use 5.4 percent for the state unemployment tax rate and .06 percent for the federal unemployment tax rate on the first $7,000 of earnings per employee. Required a. Answer the following questions: (1) What is Tom's net pay per month? (2) What amount does Tom pay monthly in FICA payroll taxes? (3) What is the total payroll tax expense for Sky Co.'s employee, Tom Mills, for January Year 1? February Year 1? March Year 1? December Year 1? Assume that instead of $5,100 per month Tom earned $9,600 per month. Answer the questions in Requirement a