Library / CEMC Gauss (Grade 8) /255 of 525

CEMC Gauss (Grade 8), 2022

Algebra Difficulty 1.2 Junior Find the answer Canada

Which of the following values is closest to zero?

Pick one

Solution

The largest height of the singers in Saura’s choir is 183.5
cm.

The smallest height of the singers in Saura’s choir is 141 cm.

Thus, the range of their heights is $183.5 \text{ cm} - 141 \text{ cm}=42.5 \text{ cm}$ .

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.