Math Test

July/August 2017

NSPE Today
Math Test

MATHCOUNTS THE QUAD SQUAD TEAM
THE QUAD SQUAD TEAM, FROM THE RON CLARK ACADEMY IN GEORGIA, TOOK FIRST PLACE IN THE MATH VIDEO CHALLENGE. FROM LEFT TO RIGHT: KEATON TSEPAS BUCCIERO, JALELAH JOHNSON, MATHCOUNTS EXECUTIVE DIRECTOR LOU DIGIOIA, SYDNEY DINKINS, AND KAMYAH HUGEE.

Question: In a bar, 100 chicks sit peacefully in a circle. Suddenly, each chick randomly pecks the chick immediately to its left or right. What is the expected number of un-pecked chicks?

If it took you longer than 0.9 seconds to answer, you’re not in the same league with Texas seventh-grader Luke Robitaille. But a lot of people aren’t.

By answering this question, Robitaille won the 2017 Raytheon MATHCOUNTS National Competition held May 15. Answer: 25.

LUKE ROBITAILLESEVENTH GRADER LUKE ROBITAILLE OF EULESS, TEXAS, REALIZES HE JUST WON THE 2017 RAYTHEON MATHCOUNTS NATIONAL COMPETITION.