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Problem 137

Combinatorics Difficulty 1.1 Multiple choice CEMC Gauss (Grade 7) · Canada · 2024

Students at Gauss Middle School were asked to choose their
favourite school day. The results are shown in the circle graph.

Which day was chosen by exactly one-quarter of the students?

Pick one

Official solution

As a percent, one-quarter is equivalent to $25\%$ . Thus, Wednesday was chosen by
exactly one-quarter of the students.

Figure for this problem

Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty, ordering) added by this project.