Although different groups of people have different demographics, the general breakdown suggests that Reds comprise 25% of the population; Blues 35%; Whites 20%; and Yellows 20%. A 45-question test assesses one's color, based on whether you answer A, B, C, or D.
In 1926, promoter C.C. Pyle created the first professional tennis tour with a group of American and French tennis players playing exhibition matches to paying audiences. The most notable of these early professionals were the American Vinnie Richards and the Frenchwoman Suzanne Lenglen.
Another theory suggests that the tennis scoring system came from the French game âJeu de Paumeâ, where the server could move forward 15 feet if a point was scored, another 15 feet if another point was scored, and finally 10 feet closer if the server scored a third time.