Brianna is creating a budget. The expenses she pays monthly are $500 for rent, $120 for gas for her car, $100 for health insurance, $75 for auto insurance, $25 for renters insurance, $110 for her cell phone, $170 for utilities, about $320 for groceries, and about $250 for entertainment. In addition, over the entire year she spends $12,000 for college expenses, about $800 on gifts for family and friends, about $1800 for vacations at spring and winter break, about $800 on clothes, and $500 in gifts to charity. Her income consists of a monthly, after-tax paycheck of about $2600 and a $3000 scholarship that she received at the beginning of the school year.

a) What is the total of Brianna's monthly expenses? $

b) What is the total of Brianna's monthly income? $

c) What is her total monthly cash flow?