International Mathematics Olympiad (IMO)

12th International Mathematics Olympiad (IMO) Answer Keys for Class 9

12th IMO exam was held on 04,13 and 18 Dec 2018 at participating schools. Answer key of class 9 is updated after the successful conduction of examination on the official website of SOF. We have also updated the IMO 2018-19 Answer key here as per official announcement for your convenience.

Organizing Body: Science Olympiad Foundation
Exam: International Mathematics Olympiad
Class: 9th

12th International Mathematics Olympiad (IMO) Answer Keys for Class 9

IMO Answer Key 2018 is updated here. The candidates can avail it from here. It is released individually for both sets.

12th IMO 2018 Answer Keys for Class 9 – Level 1

12th IMO Exam for Level 1 was conducted on 04,13 and 18 Dec 2018. Answer Key of SET – A are given below.

Answer Key of SET – B is given below.

Answer Key of SET – C is given below.

11th IMO 2017 Answer Keys for Class 9 – Level 1

11th IMO Exam for Level 1 was conducted on 05 Dec 2017 & 14 Dec 2017. Answer Key of SET – A is given below.

Answer Key of SET – B is given below.

Answer Key of SET – C is given below.

IMO Answer Keys