Sarah is a student at a career college in Ontario. She lives alone with her six-year-old son, Alex. Sarah has a part-time job at a restaurant, where she makes approximately $1050 per month after taxes. On weekends, she sometimes watches a neighbor's baby for extra income. On average, she makes $100 a month from the baby-sitting work. Sarah also receives $75 a month for a baby bonus. The evenings when Sarah works at the restaurant, she leaves Alex with either her older sister or her mother, so she doesn't usually have childcare or baby-sitting costs. Sarah and Alex live in a studio apartment. Their rent is $625 per month; Utilities average around $80 per month and includes all - electric