Here's The Answer To The Cheryl's Birthday Math Problem

It's one thing for celebrity hijinks or cute animal stories to take off on social media. That happens all the time. It's not too often a math problem goes viral, especially when it doesn't involve a complaint about Common Core. Over the weekend, Singapore TV personality Kenneth Kong posted a logic problem on his Facebook page that was given to high school kids competing in a math olympiad. The problem reads: Albert and Bernard just became friends with Cheryl, and they want to know when her birth...