This isn’t the first time a puzzle like this has gone viral. These short math riddles are a regular feature on social media, ...

There are eight theme entries today at 20A, 22A, 43A, 45A, 57A, 67A, 81A and 84A; there’s also a two-part revealer at 105A ...

The post, shared by the popular puzzle account Brainy Quiz, has already gathered hundreds of responses. Some users believe the answer lies in a hidden pattern, while others are convinced it’s all ...