[...] Solve this cryptic equation, realizing of course that values for M and E could be interchanged. No leading zeros are allowed.
WWWDOT – GOOGLE = DOTCOM
This can be solved through systematic application of logic. [...]
Plenty of science and technology quizzes used by the Google recruiters in this long blog post: Google Recruitment Paper – Reason why Google Freshers are Highly Paid
Via Fabian John in Germany 
