Grade school math problem leaves people dumbfounded: Can you get the correct answer in 30 seconds?

Can you solve the elementary school problem that divided the internet in less than 30 seconds? Test your might in this ...
CBC.ca

Eager students plus gruelling six-hour math exam equals 'fun' at Putnam competition

Undergraduate students across North America sat down on Saturday to write a grueling six-hour math exam, many of them unlikely to solve a single problem. The notoriously brutal William Lowell Putnam ...