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Length of the equator (40,100 km) is 50 x Length of the Indianapolis 500 motor race (805 km)
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Number of passengers on an Underground train on London's Bakerloo Line (847 )
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.