larren buffett is concerned after receiving her weekly paycheck. she believes that her deductions for social security, medicare, and federal income tax withholding (fit) may be incorrect. larren is paid a salary of $4,100 weekly. she is married, claims 3 deductions, and prior to this payroll check, has total earnings of $128,245. what are the correct deductions for social security, medicare, and fit? assume a rate of 6.2% on $128,400 for social security and 1.45% for medicare.