Peter babysits his sister on Monday and Friday. He babysits for his neighbor 40% of the days Monday through Friday. He babysits for his sister and his neighbor on different days. On the weekend, Peter babysits 50% of the days. How many days does Peter babysit each week?

Peter babysits his sister on Monday and Friday He babysits for his neighbor 40 of the days Monday through Friday He babysits for his sister and his neighbor on class=