...When I put two and two on the scale and the scale remains level, the unweighed ball I selected is indeed the heaviest....
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...When I put two and two on the scale and the scale remains level, the unweighed ball I selected is indeed the heaviest....
...If, by chance, the weight of 2 and 2 balls is not equal, I will take the two heavier balls in my hands and compare them with each other.