Library / CEMC Gauss (Grade 7) /65 of 462

CEMC Gauss (Grade 7), 2001

Algebra Difficulty 1.0 Junior Find the answer Canada

Henri scored a total of 20 points in his basketball team's first three games. He scored $\frac{1}{2}$ of these points in the first game and $\frac{1}{10}$ of these points in the second game. How many points did he score in the third game?

(A) $2$ (B) $10$ (C) $11$ (D) $12$ (E) $8$

We don't reproduce this publisher's solutions. Their own solution is here — work the problem first.

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.