Maths Olympiad Prep

Library / /38 of 472

, 2001

Algebra Difficulty 1.0 Junior Find the answer Canada

How many integer values of xx satisfy x13<57<x+45\frac{x-1}{3} < \frac{5}{7} < \frac{x+4}{5}?

(A) 00 (B) 11 (C) 22 (D) 33 (E) 44

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.