Rubin S
@rubin-047
Not sure yetJoined Jun 13, 2026
QuantOS Rating
818
Foundation182 pts to next tier
Getting started. Solve problems and complete arena rounds to advance.
Problems solved
1
Mental math best
152
Mental math rating
1015
Training rating
Market making rating
1000
Training rating
Badges
First Solve
First Perfect Mental Round
Recent solves
- Name That DistributionEasyJun 13, 2026
Training ratings are QuantOS-internal measures of personal progress, not percentiles or official assessments. 1 mental rounds completed across 5 modes.