The amount of income she earned was $143,028
Here, we are interested in getting the amount of income earned by Nikita last year
From the question, the amount of tax paid per $100 is $1.45
From here, we can get the percenatge of income that is meant for medicare
Mathematically, that would be;
![(1.45)/(100)\text{ }*\text{ 100\% = 1.45\%}](https://img.qammunity.org/2023/formulas/mathematics/high-school/mh6gi8i6hdd478e6eoerzftsnm9nyjs1kq.png)
What this mean is that 1.45% is paid to medicare per year
Hence, 1.45% of her total income last year is $2073.90
Let the amount of income earned be $x
Thus;
![\begin{gathered} (1.45)/(100)\text{ }*\text{ x = 2073.90} \\ \\ \\ x\text{ = }(100*2073.90)/(1.45) \\ \\ x\text{ = 143,027.59} \end{gathered}](https://img.qammunity.org/2023/formulas/mathematics/high-school/6xk2tqg52hsyqr3edl90opaxdiwrjy4vnb.png)
To the nearest dollars, the amount of income earned last year is $143,028