10. According to the graph, about how many more customers will the diner serve during the lunch shift than the supper shift over the course of a year (52 weeks)? Customers 700 600 500 400 300 200 100. 0 Cal's Diner Weekly Customers per Shift 420 560 7AM-11 AM 11AM-3 PM Lunch Breakfast 450 3 PM-7PM Supper ​