The Regional Mathematical Olympiad (RMO) stands among India’s most prestigious school-level mathematics competitions. Conducted by the Homi Bhabha Centre for Science Education (HBCSE), it is the second stage of the Mathematical Olympiad Programme and serves as the gateway to the Indian National Mathematical Olympiad (INMO). With the RMO 2025 exam successfully conducted on November 16, 2025, thousands of students nationwide have been eagerly waiting to evaluate their performance.
To help students assess their responses and understand the right approach to solving Olympiad-level problems, Aakash Institute has officially released the Unofficial RMO Answer Key 2025. Curated by India’s top mathematics experts, the answer key provides accurate and detailed solutions to all RMO problems—enabling students to estimate their scores and prepare effectively for the next stage.
This article provides complete information on the RMO 2025 Answer Key, Aakash’s expert analysis, result date, selection process, and INMO preparation guidance.
RMO 2025 Exam Overview
The RMO 2025 exam was conducted nationwide on November 16, 2025, from 13:00 to 16:00 hrs, following the rescheduling of IOQM in certain regions. The three-hour examination tested students on advanced concepts and mathematical thinking.
Key Exam Highlights
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Exam Name: Regional Mathematical Olympiad (RMO) 2025
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Conducting Body: HBCSE
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Exam Date: November 16, 2025
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Duration: 3 hours
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Total Questions: 6
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Question Type: Proof-based subjective questions
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Next Stage: INMO 2026 (January 18, 2026)
The paper covered topics from number theory, geometry, algebra, and combinatorics, requiring students to justify steps clearly and present mathematically rigorous proofs.
RMO Answer Key 2025 by Aakash (Now Released)
Aakash Institute has released the Unofficial RMO 2025 Answer Key, prepared soon after the exam concluded. The answer key has been developed by Aakash’s specialised team of Olympiad faculty who analysed the paper question-by-question.
Click To Download – RMO Answer Key 2025 by Aakash
Why Aakash’s RMO Answer Key 2025 is Highly Reliable?
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Prepared by India’s top Maths Olympiad faculty
Aakash’s expert educators have years of experience mentoring RMO and INMO achievers, ensuring accuracy and depth. -
Step-by-step proof-based solutions
Every question includes detailed reasoning, structured proofs, diagrams (if required), and alternative problem-solving methods. -
Faster availability compared to the official key
Students can analyse their performance immediately without waiting for the official release. -
Improves INMO-level conceptual clarity
The answer key helps students understand how to write complete proofs—an essential skill for INMO.
What the Aakash RMO 2025 Answer Key Contains?
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Question-wise complete solutions
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Region-wise paper insights
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Answer presentation format
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Expected difficulty level
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Suggested marking-style breakdown
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Expert comments on common mistakes
Students can now download the Aakash RMO Answer Key 2025 in PDF format directly from the Aakash website.
How to Download the Aakash RMO Answer Key 2025
Students can access the answer key by following these steps:
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Visit the official Aakash Institute website.
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Go to the Olympiads section.
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Click on “RMO Answer Key 2025 (Unofficial)”.
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Select your region.
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Download the PDF and match your solutions.
The answer key serves as a reliable tool for score estimation and strategy building for the next stage.
RMO Result 2025 — Expected Date & Direct Link
HBCSE is expected to announce the RMO Result 2025 in:
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Last week of December 2025, or
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First week of January 2026
The result will be available region-wise on the official HBCSE Olympiad portal. Students will be able to check:
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Names of qualified candidates
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Region-wise cutoffs
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Merit lists
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Eligibility status for INMO 2026
A direct link to download the RMO Result 2025 will be provided once released.
What Happens After RMO 2025? Focus on INMO 2026
Students who qualify for RMO automatically progress to INMO 2026, which will be held on January 18, 2026. INMO features highly challenging six-question proof-based problems that test creativity, deep thinking, and strong mathematical foundations.
How Aakash Supports Students in INMO 2026 Preparation?
Aakash has been a trusted name in Olympiad training, helping students build strong conceptual understanding and proof-writing skills. For INMO-level preparation, Aakash provides:
1. Expert-curated INMO Problem Sets
Designed by experienced Olympiad teachers who understand the style and difficulty of INMO.
2. Dedicated Olympiad Faculty Support
Personalised mentorship ensures individual guidance and concept refinement.
3. Past Year RMO & INMO Solutions
Helps students analyse patterns and improve reasoning.
4. Special Sessions for Proof-Writing Skills
Since INMO requires well-structured proofs, Aakash trains students on clarity, structure, and logic.
5. Regular Doubt Sessions & Strategy Classes
Ensures students stay focused and confident for the exam.
Many RMO and INMO rankers over the years have been trained by Aakash faculty, showcasing the institute’s expertise in preparing students for higher-stage Olympiads.
Why Students Prefer Aakash for Olympiad Training?
Aakash has built a strong reputation for excellence due to:
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Highly skilled and experienced faculty
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Research-backed study material
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Proven and systematic teaching methodologies
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Mock tests based on real Olympiad patterns
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Strong track record of Olympiad selections
With structured preparation and expert-led guidance, Aakash helps students gain the confidence and skills needed to excel at every stage of the Mathematical Olympiad Programme.
The RMO 2025 exam marks a significant milestone for thousands of young math enthusiasts across India. With the Aakash RMO Answer Key 2025 now released, students can evaluate their responses, identify mistakes, and understand how to present solutions for Olympiad-level problems. As the RMO result approaches, students aiming for INMO 2026 should begin refining their proof-writing skills and practising advanced-level questions.
Aakash Institute continues to support students through expert-reviewed solutions, detailed exam analysis, and structured Olympiad guidance—helping them move confidently toward their dream of excelling in India’s premier mathematics competitions.
RMO 2025 Aakash Answer Key FAQs
1. Is the Aakash RMO 2025 Answer Key released?
Yes, Aakash has released the Unofficial RMO 2025 Answer Key with complete, expert-verified solutions for all six questions.
2. Where can I download the Aakash RMO Answer Key 2025?
You can download the answer key from the official Aakash Institute website under the Olympiads section.
3. What does the RMO 2025 exam analysis by Aakash include?
The exam analysis provides:
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Difficulty level
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Question-wise insights
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Expected cutoff
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Common mistakes
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Region-wise observations
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INMO qualification expectations
4. When will the RMO Result 2025 be declared?
HBCSE is likely to release the RMO results in late December 2025 or early January 2026.
5. How many students qualify for INMO 2026?
Typically, up to 30 students per region are selected based on RMO performance and cutoff criteria.
