Just when you thought math couldn't get any harder.
A TV presenter in Singapore recently brought up a math problem that has been driving the Internet crazy. SEE ALSO: In Defense of Math: 7 Reasons Numbers Rule
At first, the problem seems impossible to solve. But once you use some logic, the solution is actually rather simple. Rattle your brain — or phone a friend —before you look at the solution below the picture.
Image: http://mashable.com
