The exercise book "Mathematics for Business Administration Bachelor's" is a comprehensive resource that serves as an ideal complement to the textbook of the same name. It offers over 220 carefully selected exercises that increase in difficulty and are accompanied by detailed solutions. For each topic area of the textbook, typical sample problems are presented first, followed by related tasks to deepen understanding. The structure of the book allows for a gradual introduction to applications in business administration, starting with formal mathematical tasks. The updated 3rd edition has been restructured and expanded to include additional topics such as probability theory, random variables, distributions, and important statistical tests. Additionally, it contains an extensive section on the calculation methods of linear optimization, making the book a valuable resource for students of business administration.