If 44×25=□×100, the number that should replace the □ is
(A) 11 (B) 176 (C) 0.0909 (D) 56.8181 (E) 40
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.
Source: CEMC, University of Waterloo,
licensed CC-BY-NC-4.0.
Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.