during tbe first $7$ hours of each workday $($monday$-$friday$)4$ cashiers and $2$ baggers serve approximately $21$ customers per hour. a cashier and a bagger who require approximately $5$ minutes at checkout and $4$ minutes at assume that both baggers and cashiers are cross trained to perform both activities so that they can serve customers independently. customers are now both checked and their groceries bagged by one individual. further, assume thag it takes

$11$

$$minutes for one individual to both cash and bag each customers groceries. calculate the utilization of this new group if

$6$

$$cross

$-$

trained employeesbagging serving each customer.