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Problem 93

Algebra Difficulty 1.0 Multiple choice CEMC Gauss (Grade 8) · Canada · 2015

The value of 1000+20010+11000+200-10+1 is

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Official solution

The circle is divided into 4 equal regions. Since 1 of these 4 regions is shaded, then the fraction of the circle that is shaded is 14\frac14.

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