The approximate cost of restoring the Flying Scotsman was £4 million. This was about 500 times the cost of building the steam engine in 1923. Roughly what did the engine cost to build?
(A) £800 (B) £2000 (C) £8000 (D) £20\,000 (E) £80\,000
, 2018
Want a route through all this instead of an archive? The track
puts 2,604 problems in a working order, from Junior Challenge level to the IMO shortlist.