Answer:
Option a. $2077.88 is the correct answer.
Explanation:
Your housing and fixed expenses are $685.70 per month.
If they are 33% of your realized income.
Let your realized income per month be x
33% of x = $685.70
of x = 685.70
0.33x = 685.70
x = 685.70 ÷ 0.33 = 2,077.8787 rounded to $2,077.88
Your realized income per month would be $2,077.88.