By the early 1990s, India had begun to formalize its national Olympiad structure. The RMO was designed to transition students from standard school curricula toward the high-level problem-solving required at the national (INMO) and international levels. The 1993 session was held across various regions, with some specific regional variations such as the Madhya Pradesh RMO 1993 .
Proof: In $\triangle CAD$, $CA < CD + DA$. In $\triangle CBD$, $CB < CD + DB$. Adding: $CA + CB < 2CD + (DA + DB) = 2CD + AB$. This gives $CA + CB - AB < 2CD$. This is not the required inequality. rmo 1993
The RMO 1993 boasts several key features that made it a game-changer in the model railway world: By the early 1990s, India had begun to