Scott Wu, an eighth grader from Baton Rouge, is the nation’s top middle-school mathlete, after winning the 2011 MATHCOUNTS competition. The winning question:
It takes 180 digits to write down all of the two-digit positive integers. How many of these digits are odd?
Answer: 95 (digits)
California fielded the top team: Andrew He, of Cupertino, Alex Hong, of Los Altos, Celine Liang, of Saratoga, Sean Shi, of Saratoga, and coach Vandana Kadam, of San Jose.
Second question: What percentage of this year’s top mathletes are Chinese-American?
Answer: 87.5 percent