Firms A, B, C, and D enter into a financial arrangement. Money flush firm A will pay expanding firms B and C each $1,000,000 today. B will pay D $2,200,000 three years from today. C will pay B $800,000 two years from today and D $350,000 two years from today. Finally, D will pay A $3,200,000 six years from today. Calculate the yield rate or interest rate, to the nearest hundredth of a percent, that each firm experiences over the period of their involvement (6 years for A, 3 years for B, 2 years for C, and 4 years for D).

Portia grant is an employee who is paid monthly. for the month of january of the current year, she earned a total of $8,388. the fica tax for social security is 6.2% of the first $118,500 earned each calendar year and the fica tax rate for medicare is 1.45% of all earnings. the futa tax rate of 0.6% and the suta tax rate of 5.4% are applied to the first $7,000 of an employee's pay. the amount of federal income tax withheld from her earnings was $1,391.77. what is the total amount of taxes withheld from the portia's earnings?