A practical problem collection for Mathematics I・A, containing original practice problems and past exam questions. - Title: 2025 University Entrance Common Test Practical Problem Collection Mathematics I・A - Contents: 5 sets of original practice problems + exercises + 2 sets of past Common Test questions - Publisher: Sundai Bunko - Price: 1,040 yen - Commentary: Includes answer and explanation section I've flipped through it, and there are no markings, etc., but one answer sheet for the mark sheet has been used. Please understand that this is a used item. Thank you.