The Science Olympiad Foundation (SOF) has released the official answer keys for the International Commerce Olympiad (ICO) 2025-26, Set A, for students from classes 11 and 12. The ICO exam, which took place on 18th September 2025, is designed to assess students’ knowledge of commerce-related subjects like economics, business studies, and financial literacy.
The ICO Olympiad challenges students to apply their understanding of commerce topics, develop critical thinking, and solve practical problems related to business and economics.
Download SOF ICO 2025-26 Set A Answer Key
The Set A answer keys for ICO 2025-26 have been released, and students can now check their responses to get an idea of their performance. To download the Set A answer key, use the links below:
| Class 11 | Download |
| Class 12 | Download |
How to Access ICO 2025-26 Answer Key
To access the ICO 2025-26 answer keys, follow these simple steps:
- Visit the official website of SOF: https://sofworld.org/
- Go to the ANSWER KEYS & CUT OFF 2025-26
- Choose your class and the relevant Set (A).
- Download the answer key.
Students are advised to carefully compare their answers with the official keys to identify areas that may need more focus and practice.
Congratulations to all the students who participated in ICO 2025-26, and we wish you continued success in the Olympiad!






















