Library / /132 of 165

, 2023

Algebra Difficulty 2.0 Junior Find the answer United Kingdom

The mean of $p$ and $q$ is 13; the mean of $q$ and $r$ is 16; the mean of $r$ and $p$ is 7. What is the mean of $p$ , $q$ and $r$ ?

(A) $12$ (B) $13$ (C) $14$ (D) $15$ (E) $16$

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: UK Mathematics Trust, licensed © UK Mathematics Trust; past papers published free at ukmt.org.uk. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.