Ryan hates cooking lunch or dinner and uses DoorDash & Grubhub very often. His favorite service is DoorDash which he uses 80% of the time. When he chooses DoorDash, he orders dinner 70% of the time. When Ryan chooses Grubhub, he gets lunch only 40% of the time.
What percent of the time Ryan use a food delivery service to get dinner round to the nearest whole percent