It is possible that the answers are in different order, and it is also possible that the questions are all different.

If it is an AB volume of liberal arts and mathematics, the topics will also be different.

The answers are not in the same order to prevent cheating. The papers of the people at the same table and the people before and after will not be the same A paper or B paper.

Different topics mean different degrees of difficulty. Mathematics in liberal arts is much simpler than science.