Brain teaser: This mind-bending riddle challenges your intelligence, can you crack it?
A brain teaser shared on X confused users with its tricky pattern.
Brain teasers have always been a source of fun and intrigue, challenging our minds while keeping us entertained. These puzzles not only test logical thinking but also enhance problem-solving skills. With social media buzzing with new challenges every day, brain teasers continue to captivate internet users, sparking debates and discussions.

(Also read: Brain teaser: If you crack this number puzzle in 15 seconds, you'll be titled a human calculator)
If you’re looking for a fresh challenge to test your intelligence, we’ve got the perfect puzzle for you!
The viral brain teaser on X
A tricky brain teaser recently shared on X (formerly Twitter) by the account All Quiz has left users scratching their heads. The puzzle presents a pattern-based challenge, reading:
"Intelligence Test: ABC = 321, CDE = 543, AEF = 651, FAC = ???"
Check out the post here:
The post has attracted reactions from users, with people sharing their answers and theories in the comments section.
Another puzzle that stumped the internet
Earlier, a similar brain teaser posted by the account Mathematics In History had also gone viral, challenging users with an unconventional number sequence:
"Solve it: 2 + 3 + 4 = 11, 3 + 4 + 5 = 15, 4 + 5 + 6 = 19, 7 + 8 + 9 = ?"
At first glance, the equation appears straightforward, but a deeper look reveals an unexpected pattern, leaving many users confused.
(Also read: Brain teaser: You'll be called internet's ultimate problem solver if you crack this tricky puzzle)
Why do people love brain teasers?
The internet thrives on puzzles that make people think differently. Whether it’s mathematical riddles, optical illusions, or logic-based challenges, brain teasers offer an engaging way to test intelligence and analytical skills. They also fuel friendly rivalries, as users compete to solve them first.
Are you up for the challenge? Try solving these brain teasers and see if you can crack the code!
ABOUT THE AUTHORMahipal Singh ChouhanMahipal Singh Chouhan is a Senior Content Producer at Hindustan Times Digital, with nearly five years of experience in digital journalism and content production. His work primarily focuses on offbeat and trending stories that reflect everyday experiences and evolving conversations on the internet. He has consistently worked on transforming viral content and human interest stories into structured news pieces that engage readers while maintaining editorial clarity. At Hindustan Times, Mahipal contributes to identifying and developing stories emerging from social media trends, online communities, and real-world incidents that capture public attention. His approach involves adding context and journalistic perspective to fast-moving digital narratives, helping present viral moments in a clear and reader-friendly format suited for digital audiences. Before joining Hindustan Times Digital, he was associated with DNA India, where he gained experience in newsroom workflows and digital storytelling practices. Mahipal holds a degree in Journalism and Mass Communication from the Vivekananda Institute of Professional Studies, Delhi. He is particularly interested in tracking emerging trends and understanding how online conversations evolve into broader public discussions. His work reflects a focus on accuracy, readability, and relevance in the rapidly changing digital news environment. Outside of his professional responsibilities, Mahipal takes an interest in history and sports and regularly works on improving his general knowledge, which complements his curiosity as a media professional.Read More

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