6. (5 points) A nonprofit organization is opening an after-school program in one of its target service areas. The center will be open five days a week for four hours a day. It will be staffed by two teachers who will be paid $25 an hour and three aides who will be paid $15 an hour. The center will pay rent of $250 a week, and insurance will cost $150 a week. Supplies and snacks are expected to cost $5 per child per day. The City will reimburse the nonprofit at the rate of $35 a day for each child enrolled. How many children must sign up in order for the program to break even