Maths Olympiad Prep

Library / /33 of 413

, 2008

Algebra Difficulty 1.0 Junior Find the answer Canada

When the numbers 0.28,0.2,2.8,8.20.28, -0.2, 2.8, -8.2 are listed in increasing order, the correct order is

(A) 8.2,0.2,0.28,2.8-8.2, -0.2, 0.28, 2.8 (B) 2.8,0.28,0.2,8.22.8, 0.28, -0.2, -8.2 (C) 8.2,0.2,2.8,0.28-8.2, -0.2, 2.8, 0.28 (D) 2.8,0.28,8.2,0.22.8, 0.28, -8.2, -0.2 (E) 0.2,8.2,0.28,2.8-0.2, -8.2, 0.28, 2.8

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.