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Number of seats in Wembley Stadium (90,000 ) is 250 x Number of ways a travelling salesman can visit six towns (and return home) (360 )
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Forest in Saint Lucia (2011) (474 km^2)
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.