Coin Mercantile Exchange, Invest and Collect Rare Modern World Coins

Posts Tagged ‘a king has 8 gold coins; one of the coins is counterfeit and weighs less than the others. the king has only one balance scale.’

i was asked a riddle and i cant crack it!!! so please help… 10 gold coins and 1 counterfeit?

there are 10 gold coins from that 1 is a counterfeit we don’t know if the fake one is heavier or lighter than the gold coins and you get only 3 readings on the scale to solve it.
P.S. all the coins look identical. the only difference is the fake one is either heavier or lighter than the original. and all the other 9 original coins weigh the same!
its not 12… Continue reading

3 comments - What do you think?  Posted by admin - March 11, 2010 at 8:15 am

Categories: Trivia   Tags: 10 coins 1 weighs less, 10 coins one weighs less, 10 gold coin riddle, 10 pennies one weighs less, 10 stacks of 10 pennies one is fake, a king has 8 gold coins; one of the coins is counterfeit and weighs less than the others. the king has only one balance scale., Gold Coins, gold wieghs less than original, google, out of 10 coins, one weighs less than the others. you have a scale, pan scale riddle, riddle ten coins

The Gold Coins Riddle! Help!!?

Ok, i really need help with this riddle, here it goes…

A king has 8 gold coins, one of the coins is counterfeit and weighs less than the others. The king has only one balance scale. How can the king find the counterfeit coin using the least number of weighings?

please explain!
thanks so mucho!… Continue reading

5 comments - What do you think?  Posted by admin - December 2, 2009 at 10:42 pm

Categories: Trivia   Tags: 10 gold coins 1 weighs less, 10 gold coins riddle, 5 stacks of gold coins riddle, 8 gold coins riddle, 8 pennies riddle, 9 coins riddle, 9 gold coins riddle, 9 pennies balance scale riddle, a king has 10 stacks of gold riddle, a king has 10 stacks of gold. 9 of the stacks are counterfeit, a king has 8 gold coins; one of the coins is counterfeit and weighs less than the others. the king has only one balance scale., balance scale, coin riddle, coin riddles, coins weigh riddle, counterfeit coin, eight coins riddle, eight gold coins puzzle weigh scale, eight gold coins riddle, fake gold coin riddle, gold coin math lighter heavier, gold coin riddle, Gold Coins, gold coins and scale riddle, gold coins balance scale riddle, gold coins riddle, king and fake coins riddle, king gold riddle, king has coins riddle, king riddle gold weigh, kings coin riddle, kings gold riddle, math riddle gold coins, nine gold coins 1 weighs less how to find in two weighings, one of 6 pennis lighter or heavier and scale riddle, riddle, riddle 10 piles of coins one light, riddle about gold, riddle about stacks of coins, riddle coin balance scale, riddle counterfeit coin, riddle of the kings gold, riddle on gold, riddle piles of coins weight, riddles about gold, riddles gold coin, ten stacks of coins one counterfiet, ten stacks of ten coins and one of the stacks is fake and is slightly different weight, the king and the scale riddle, the king's gold coins, weighing 9 coins in 2 weighings to find the one that weigh less, weighing riddle, weighing riddles