Maths Olympiad Prep

Library / CEMC Gauss (Grade 7) /80 of 462

CEMC Gauss (Grade 7), 2005

Algebra Difficulty 1.0 Junior Find the answer Canada

A bamboo plant grows at a rate of 105105 cm per day. On May 11st at noon it was 22 m tall. Approximately how tall, in metres, was it on May 88th at noon?

(A) 10.4010.40 (B) 8.308.30 (C) 3.053.05 (D) 7.357.35 (E) 9.359.35

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.