★ Purchased last year, and no longer have plans to use it, so I'm selling it. ○ Type: Book / Study guide ○ Selling method: Single item ○ Shipping method: [Undecided] ○ Shipping cost: Seller pays ◎ Product Description ○ [Sigma Best] High School Entrance Exams: Super Efficient Problem Collection - Mathematics ・ Retail price: 1540 yen ・ No writing (Checked, but please forgive any writing that may be present. ※ Even if there is any, it's only minor notes.) ・ Answer key and explanations included ・ No smokers or pets in the household. Thank you for looking. #Bun'eido Editorial Department #Book #Mathematics #Sigma Best #High School #Efficiency #Problem Collection #Study Guide