AlgebraDifficulty 3.0AMC 10/12Find the answerCanada
There are four unequal, positive integers a, b, c, and N such that N=5a+3b+5c. It is also true that N=4a+5b+4c and N is between 131 and 150. What is the value of a+b+c?
(A) 13 (B) 17 (C) 22 (D) 33 (E) 36
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.