OMK 2010
Source: Malaysia National Olympiad 2010 Muda Category Problem 2
June 4, 2011
combinatorics unsolvedcombinatorics
Problem Statement
A meeting is held at a round table. It is known that 7 women have a woman on their right side, and 12 women have a man on their right side. It is also known that 75% of the men have a woman on their right side. How many people are sitting at the round table?