Answer:
Total income = 98, 712 + 1965+ 1500= 102,177
Now deductions = 12,000 +12,400 +3,950 = 28,350
Now we subtract total income from deductions =102,177 - 28,350 = 73,827.
Marginal tax of 25/100 ×73827 = 18,456.75
Therefore Richard and katarinas filing status is $18,456.75