When’s the last time you interviewed for a job? It’s been many years for me and after reading a recent article in the Guardian about the interviewing approach at Google and other tech companies I’m quite relieved because I suspect there would be no job at the end of it for me.

They tend to favour the older tradition of using logic puzzles to test job candidates.So how smart are you feeling?

Here are five questions for you:

The interviewer writes six numbers on the room’s whiteboard: 10, 9, 6...