Less than 7 students will attend the RUBY lesson today.

Created by puya on 2011-03-14; known on 2011-03-14; judged right by Ben Doherty on 2011-03-14.

• puya estimated 70% on 2011-03-14
• Sandra Åhlén estimated 55% on 2011-03-14
• Ben Doherty   judged this prediction right on 2011-03-14.