Thursday, April 2, 2009

Problem Solving

The following is a level 4 problem that Room 1 mathematicians were trying to solve today.

The green grocer used an old style balance scale to weigh his produce. Unfortunately he had lost all but 3 of his weights. With the three weights left he could accurately weigh in kg up to 13kg. What 3 weights does he have? No produce can be used to supplement weights.

Good Luck

Post your answers as comments.

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