There are 8 pills. They are all the same size and color. One pill weighs slightly more and is poisonous. You have a balanced scale and you can only use it twice. How can you find the poisonous Pill? -Riddles

There are 8 pills. They are all the same size and color. One pill weighs slightly more and is poisonous. You have a balanced scale and you can only use it twice. How can you find the poisonous Pill? -Riddles
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1 Answer

Answer :

Take any six pills and divide them into two groups of three each. Weigh putting the 3 pills on each side. If one side weigh's heavier than another, the heavier side consists of the poisonous pill. From the three pill in heavier side, weigh two pills. If one pill is heavier than another, the heavy one is poisonous pill. If both pill weigh same, the remaining third pill is poisonous. If all the 6 pill weigh the same, weigh the remaining two pill and heavy one is poisonous.
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Related questions

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Last Answer : Both of the pills were harmless. The poison was in the glass of water the victim drank.

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Last Answer : First he split them in to piles of 3, 3, and 2 bricks. Then he weighs both groups of 3 with each other. If they balance he knows the brick is one of the 2 unweighed bricks and he can weigh ... will know the brick left unweighed is heavier, or if they do not balance, he will find the heavier one.

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Last Answer : The man did exactly as he said he would and wrote 'your exact weight' on the paper

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Last Answer : The man did exactly as he said he would and wrote 'your exact weight' on the paper.

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