Balance Scale

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Frequently Asked Questions...

What’s the fewest number of weighings on the balance scale that would determine which is the heavier button an?

You have 50 identical looking gold (real gold) alloy buttons. Your friend Archimedes tells you one of them actually has a higher concentration of gold and is therefore slightly heavier than the rest. It’s not so much heavier that you can detect it by holding it your hands, but you do have a balance scale. What’s the fewest number of weighings on the balance scale that would determine which is the heavier button and why?


Best Answer...

Answer:

You can do it four... if there's not a better answer, IM me and I'll walk you thru it (its a lot to try to write out)