None of the answers given here are particularly helpful...look up 'fermi estimation' -- that is what the interviewer is looking for with a question like this.
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Sigiloso
6 de abr. de 2012
Google it
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Sigiloso
21 de out. de 2013
Basic science books may help here... about 70% of earth is filled with water. But, I guess the question is more geared towards your analytical skills...
Sigiloso
8 de mar. de 2014
For a back-of-the-napkin estimate, you could look up the surface area of the oceans, and multiply that by the average depth. That might be good enough.