Sometimes the hiring practices of even the most successful companies can feel outright wonky.
There can be strange interview questions that seem to have no answers, and standards that will knock candidates out of the race right off the starting line.
Google used to be a big example of this, with high standards and head-scratching questions.
In fact, some of Google's questions were so bizarre, they were eventually banned from being asked altogether.
In 2009, Lewis Lin, a job coach in Seattle, put together a list of 140 questions his clients were asked by Google. We've picked 16 of the wildest.
Future Google employees should be grateful these questions are no longer on the table.
Caroline Moss and Nathan McAlone contributed reporting on an earlier version of this article.
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Why are manhole covers round?
You need to check that your friend Bob has your correct phone number, but you cannot ask him directly …
You must write the question on a card and give it to Eve, who will take the card to Bob and return the answer to you. What must you write on the card, besides the question, to ensure that Bob can encode the message so that Eve cannot read your phone number?