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Problem 42

Number theory Difficulty 1.1 Multiple choice CEMC Gauss (Grade 8) · Canada · 2019

Which of the following integers is closest to 0?

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Official solution

One of four identical squares is shaded and so the fraction of square PQRSPQRS that is shaded is 14\tfrac14 which is equivalent to 25%25\%.

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