I need an answer for this it is industrial organization subject

Exercise 1 A quality consulting company has collected the most common complaints in a restaurant in order to gradually launch the continuous improvement of the provided services. The types of complaints and the corresponding number of complaints are presented below: Cause of problem - Category Number of problems per category Small helpings (portion of food) 26 Over-costing 45 Noisy environment 17 Lack of atmosphere 21 Waiting time 346 Tasteless meal 9 Savory meal Unclean environment Non-fresh meal 69 Unfriendly staff 267 19 8 Construct the Pareto diagram, using the general problem categories and the number of problems per category. Then consult the company about the categories of problems it should address as a matter of priority