24 tricky job-interview questions the best companies in America are asking

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With excellent perks, great pay and benefits, and high job satisfaction, employees at this year's 50 best companies to work for in America seem to have a good thing going for them.

But before you start seething with envy, you should see some of the questions they had to answer to get there.

To find these difficult and sometimes odd queries, Business Insider sifted through hundreds of reviews on Glassdoor submitted by people who recently interviewed at the top companies.

If you're thinking of tossing your hat in the ring, be sure to prepare yourself for some real head-scratchers:

'If you could only choose one song to play every time you walked into a room for the rest of your life, what would it be?' —Google associate account-strategist candidate

'How many Big Macs does McDonald's sell each year in the US?' —Facebook data-scientist candidate

'If this wall was a brick wall, and you were a brick, where would you be in the wall? What impact does this have on the wall as a whole?' —Expedia market-associate candidate