# find the conterfeit coin?

If there was a conterfeit penny in a batch of ten pennies (the counterfeit is either lighter or heavier than the other coins) what is the least amount of weighings it would take to find the counterfeit?

Related posts:

1. Find the conterfeit coin? If there was a conterfeit penny in a batch of ten pennies (the counterfeit is either lighter or heavier than the other coins) what is the least amount of weighings...
2. Of 80 coins of the same denomination, one is conterfeit and lighter than the others. ? Of 80 coins of the same denomination, one is counterfeit and lighter than the others. Identify the counterfeit coin by using a pan balance in no more than four weighings?...
3. can you conterfeit coins?????????????????????????????????????????????????????????????????????????????????? People say you can’t but if you can counterfeit paper money why not coins????????????????????...
4. Coins Coins and 12 Coins? Suppose you have 12 coins, one of which is counterfiet ( that is, it is either heavier or lighter). Using a balance, determine in three weighings, which coin is the...
5. Hard MATH PROBLEM HELP PLEASSE!!!!!!!!!????? THere are twelve coins that are numbered 1 through 12. Eeleven weigh the same and one is either lighter or heavier than the others. Using just three weighings with a...