The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

This math hack got me confused 😅!! Karoline Leavitt reveals the thinking behind Trump's call to cancel elections NATO chief reveals 'massive' Russian losses Wonder Man official trailer 2 Childhood ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In October 2024, news broke that Facebook parent company Meta had cracked an "impossible" problem ...

President Trump made dozens of promises when he campaigned to retake the White House last year, from boosting economic growth to banning transgender athletes from girls’ sports. But one pledge stood ...

A New Jersey mom found herself so confused by her six-year-old daughter’s math homework, she had to ask the teacher for help. The school year is a stressful time for parents. A 2025 Ipsos survey of ...

(THE CONVERSATION) Among high school students and adults, girls and women are much more likely to use traditional, step-by-step algorithms to solve basic math problems – such as lining up numbers to ...

UC San Diego is trying to solve a math problem. The university said a growing number of students are starting their freshman year lacking high school math proficiency. KPBS reporter Jacob Aere says ...

Life gets busy, and sometimes those basic math skills from school days get a little rusty. Whether you're budgeting, measuring for a DIY project, or just having a math-related brain teaser thrown your ...

There weren’t calculators or computers in medieval Europe. But there were math duels. Mathematicians would gather in public squares and pose tricky math problems to each other. Then they raced to ...

Hong Kong, China, 14th Nov 2025 – AskMath announced the launch of an AI Math Solver designed to provide detailed problem-solving guidance for a variety of mathematical queries. The platform delivers ...

That’s how Meta’s chief AI scientist Yann LeCun described the blowback after OpenAI researchers did a victory lap over GPT-5’s supposed math breakthroughs. Google DeepMind CEO Demis Hassabis added, ...

Washington has an urgent math problem. Nearly one in three students cannot demonstrate basic grade-level skills, and among low-income students it’s almost one in two. In a state that prides itself on ...