A brief description of a sales promotion

Food goblin supermarkets use both cashiers and baggers to serve customers at check out. during the first 6 hours of each workday (monday-friday), 3 cashiers and 2 baggers serve approximately 23 customers per hour. a cashier and a bagger who require approximately 4 minutes at checkout and 3 minutes at bagging serve each customer. a. how many employees should food goblin supermarket schedule if it requires a 12 percent capacity cushion? food goblin supermarket should schedule nothing cashier(s). (enter your response rounded up to the nearest whole number.)