The teaser in question comes from X (formerly Twitter) user Ganesh UOR, who is known for regularly sharing thought-provoking brain teasers. The puzzle reads: "Brain test: Divide 90 by half and then ...

There are eight doors in front of you labeled A through H. Behind one of the doors is a prize. A guard is aware of the ...

Velga watches as Eva carves a prize-winning duck out of soap. The post Math Puzzle for July 4, 2025 appeared first on Alameda Post.