FIND THE LIGHTEST COIN
8 pieces of same value of coins, one piece is a little lighter than the rest.
Use a balance weight that has a plate on its left and right to find out which piece is the lightest coin with the least number of times of weighing them.
Please tell number of times you weight them in order to find out the lightest coin and how?
8 pieces of same value of coins, one piece is a little lighter than the rest.
Use a balance weight that has a plate on its left and right to find out which piece is the lightest coin with the least number of times of weighing them.
Please tell number of times you weight them in order to find out the lightest coin and how?
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