Tyrek wants to lower his credit card debt and has been tracking his expenses for the past month. He found his variable expenses in relation to his fixed expenses. How much of Tyrek's monthly income is left once he pays off his fixed expenses? A circle graph titled monthly income 4500 dollars. Variable expenses is 31 percent, fixed expenses is 58 percent, and net income is 11 percent. a. $2,610 b. $1,395 c. $1,890 d. $3,105