Tanya scored 20 out of 25 on her math quiz. What percent did she score?
(A) 75 (B) 95 (C) 80 (D) 20 (E) 45
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.