Posted by **Chitra** on Friday, November 27, 2009 at 8:45pm.

On one side of a scale there are 6 coins, 3

weighing 2 grams each and 3 weighing x grams

each. The scale is balanced if 5 coins weighing

x grams each are placed on the other side of

the scale.

How much does each of the unknown coins

weigh?

Answer in units of gram

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