Around 1,000 invitations to the British Mathematical Olympiad Round 1 are sent to pupils who score highly in the Senior Challenge each November .
Are qualified to represent the UK at the International Mathematical Olympiad ( IMO ) .
Around 1,000 invitations to the British Mathematical Olympiad Round 1 are sent to pupils who score highly in the Senior Challenge each November , and are qualified to represent the UK at the International Mathematical Olympiad ( IMO ) .