It depends. Different schools will be different. Generally speaking, boys study and apply mathematics more, because after all, they are science majors and are rather boring.

Mathematics and applied mathematics is a discipline to cultivate senior professionals who master the basic theories and methods of mathematical science, have the ability to use mathematical knowledge and solve practical problems by computers, have received preliminary training in scientific research, and can engage in research and teaching in science, technology, education and economy departments or engage in practical application, development, research and management in production, operation and management departments.