Required information [The following information applies to the questions displayed below.) Brooke, a single taxpayer, works for Company A for all of 2020, earning a salary of $50,000. b. Assume Brooke works for Company A for half of 2020, earning $50,000 in salary, and she works for Company B for the second half of 2020, earning $90,000 in salary. What is Brooke's FICA tax obligation for the year? (Round your intermediate calculations to the nearest whole dollar amount.)