21. Don's employer operates a cafe that specializes in breakfast and lunch for essential employees that must work onsite. With the switch to remote work, the volume of meals served has decreased. So, the company wants to get a firm grasp on the costs of operating the cafe. Specifically, Don needs to develop cost function that estimates the fixed costs of operating the cafe. Required: Based on the following information, what is the variable cost per meal based on the high low method? Please round your answer to the nearest cent