The most mind-boggling questions Google, Apple and Facebook have asked IITians during job interviews

In the placement season, IITians are being hired by the likes of Amazon.

While a lot is known about the fat salary packages offered by global tech companies, not many know what goes behind the scenes. Cracking the interview is quite a task. Apple, for instance, is known for being one of the most challenging and exciting places to work, so it's not surprising to learn that getting a job there is no easy task. Similar is the case with other industry giants like Microsoft and Facebook.

Like in any interview, these companies ask technical questions based on your past work experience, but often they throw mind-boggling puzzles that sound easy but are tough to crack.

If you are appearing for one of them, be prepared to not be stumped by a question like: 'How do you cut a circular cake into eight equal pieces?'

Here are the 10 toughest questions from the list asked during job interviews at top tech brands: