Use the following information:
Food Goblin Supermarkets use both cashiers and baggers to serve customers at check out. During the first 6 hours of each workday (Monday–Friday), 4 cashiers and 2 baggers serve approximately 40 customers per hour. A cashier requires approximately 5 minutes at checkout while a bagger requires approximately 2 minutes at bagging to serve each customer.
What is the weekly capacity of the cashier operation? Select one:

a) 60 hours/week
b) 120 hours/week
c) 180 hours/week
d) 30 hours/week
e) None of the above