At first glance, the problem appears easy enough. But while many users on X, formerly Twitter, quickly chimed in with answers, only a small number got it right - because only they remembered to apply ...

A brain teaser shared online this week has left people stumped. Can you remember the special rule taught in math class to ...

An apparently easy-looking math problem has left internet users scratching their heads. The elementary-grade problem looks simple enough to solve in seconds, but has tripped up the masses. The basic ...