Maths Olympiad Prep

Library / /126 of 475

, 2002

Algebra Difficulty 1.0 Junior Find the answer Canada

A class of 30 students wrote a history test. Of these students, 25 achieved an average of 75%. The other 5 students achieved an average of 40%. The class average on the history test was closest to

(A) 4646 (B) 6969 (C) 6363 (D) 5858 (E) 7171

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.