Read why "Career Plans Are Dangerous" and answers to Google's interview questions...

In the interview at Google interviewer asked what is the next number in this sequence: 10, 9, 60, 90, 70, 66..?

One of the answers is 96. Just count the number of letter needed to write the number i.e. ten (3), nine (4), sixty (5)... so on. Here are a few more such questions in WSJ.

Oh! by the way, what brought me to this page? It's the article in HBR titled "Career Plans Are Dangerous". Have a look!