A recent CNN article explains well why a growing number of companies use brainteasers and logic puzzles of a type called “guesstimations” during job interviews:

- “Seemingly random questions like these have become commonplace in Silicon Valley and other tech outposts, where companies aren’t as interested in the correct answer to a tough question as they are in how a prospective employee might try to solve it. Since businesses today have to be able to react quickly to shifting market dynamics, they want more than engineers with high IQs and good college transcripts. They want people who can think on their feet.”

What are technology companies (Google, Microsoft, Amazon) and consulting companies (McKinsey, Boston Consulting Group, Accenture…) looking for? They want employees with good so-called Executive Functions: problem-solving, cognitive flexibility, planning, working memory, decision-making, even emotional self-regulation (don’t try to solve one of these puzzles while being angry, or stressed out).

Want to try a few? Below you have our Top 7 Guesstimations/ Logic Puzzles for Brain Challenge:

Please try to GUESS the answers to the questions below based on your own logical approach. The goal is not to find out (or Google) the right answer, but to Read the rest of this entry »