Food Goblin Supermarkets use both cashiers and baggers to serve customers at check out. During the first 7 hours of each workday? (Monday-Friday), 3 cashiers and 2 baggers serve approximately 19 customers per hour. A cashier and a bagger who require approximately 4 minutes at checkout and 2 minutes at bagging serve each customer.
a. The utilization of cashiers is ______?%. (Enter your response rounded to one decimal? place.)
The utilization of the baggers is ______%
b. Assume it takes 13 minutes for one individual to both cash out and bag each others customers groceries. Calculate the utilization of this new group of 7 cross trained employees. (Both baggers anf cashiers are cross trained) The utilization of a cross trained employees is ______%