Did you know?
Number of passengers in a carriage of an Underground train on London's Bakerloo line (121 ) is about as big as Number of ways of seating six people around a table (120 )
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Top speed of a black mamba (32.2 km/h)
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.