Tuesday, March 13, 2012

THE ANSWERS: 9 Wall Street Brain Teasers That Will Make Your Head Hurt

http://www.businessinsider.com/the-answers-9-wall-street-brain-teasers-that-will-make-your-head-hurt-2012-3?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+clusterstock+%28ClusterStock%29


spark-notes

Pencils down.

Hopefully you've all thought long and hard (or even better, short and hard) about the answers to the Wall Street brain teasers yesterday.

If you didn't, no matter, here are the answers anyway. We got most of these questions from IBankingFAQ, a site brilliantly recommended by our sources, so if you have a bone to pick, take it up with them. 

Now, on to feeling either totally satisfied or totally crushed.

How many quarter would it take to make a stack from the floor of this room to the ceiling?

Source: Former Wall Street Intern



Answer: Assume the room is 10 feet high, and assume that 12 quarters is 1 inch tall...

12 quarters / inch x 12 inches / feet x 10 feet room = 1440 quarters

Source: Former Wall Street Intern



Three envelopes are presented in front of you by an interviewer...

One contains a job offer, the other two contain rejection letters. You pick one of the envelopes. The interviewer then shows you the contents of one of the other envelopes, which is a rejection letter. The interviewer now gives you the opportunity to switch envelope choices. Should you switch?

Source: Former M&A analyst/IBankingFAQ



See the rest of the story at Business Insider

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