2012 CEMC Gauss (Grade 7) Problems/Problem 18

Problem

All four scales shown are balanced.


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One possible replacement for the ? is

Solution

According to the top left scale, a triangle and a circle balances a square.

This means that the circle, diamond, and triangle present in the bottom right scale balances a square and a diamond.

Thus, the answer is D. This article is a stub. Help us out by expanding it.