Maths Olympiad Prep

Track / Stage 1 / 91 of 320 #91 of 2604

Problem 91

Algebra Difficulty 1.0 Multiple choice CEMC Gauss (Grade 8) · Canada · 2013

The value of 102+10+110^2+10+1 is

Pick one

Next problem →

Official solution

Evaluating, (5×3)−2=15−2=13.(5\times3)-2=15-2=13.

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