Category: Combinatorics

Counting Possibilities (Video)

Richard of Art of Problem Solving is back this month to give another mind-blowing tutorial how to count possibilities in some problems in combinatorics. This is already the 50th episode of his Youtube video...

Basic Probability and Combinatorics Quiz

This quiz is perfect for those who will join Philippines Statistics Quiz and MMC specifically from grade 8 to 10. I will add more quizzes about this topic in the future. This quiz is...

The Odds of Winning

Probability is my favorite branch of Mathematics even though this is my weakness. When I crossed the place we commonly called “peryahan”   I am always thinking how to beat them. For some, this is...

The Handshake Problem

I have seen in facebook groups that some people are not really familiar how to solve handshake problems.  I have prepared visuals to make sure that after reading this article it will be easy...