Coin Mercantile Exchange, Invest and Collect Rare Modern World Coins

Trivia

How can I check a coin's authenticity?

My grandmother gave me an 1878 Goloid Metric silver dollar, but I want to make sure it’s not a counterfeit. What is the best way to make sure it’s real?… Continue reading

3 comments - What do you think?  Posted by admin - July 16, 2010 at 10:40 pm

Categories: Trivia   Tags: grandmother, silver dollar

Solve the challenging riddle?

You have 12 coins. Eleven are made of gold; one is counterfeit. You don’t know which one because they all look alike. Also, you don’t know if the fake coin is heavier or lighter than a real gold coin. All eleven gold coins weigh the same.

You have a classic balance scale: two pans suspended from a pole with the center point balanced on a post. The scale can… Continue reading

13 comments - What do you think?  Posted by admin - July 14, 2010 at 10:41 pm

Categories: Trivia   Tags: balance scale, fake coin, Gold Coin, Gold Coins, three times, weight measurements

Seventh grade math problems? Easy ten points!!?

If you dont know all of them but one or a couple just rite it down, Thanx.And whats counterfeit?

1. Two U.S coins total 55 cents. One is not a nickel. What are they?

2. Julius Caesar was given a gold coin dated 48 B.C. He immediately knew it had to be counterfeit. Why?

3. A rabbit, chased by a dog, ran from a carrot path into… Continue reading

5 comments - What do you think?  Posted by admin - July 13, 2010 at 3:27 am

Categories: Trivia   Tags: 4th of july, Canada, carrot, Coins, Gold Coin, julius caesar, nearby woods, Nickel, Rabbit

Coin Problem-1?

Suppose that u have eight coins and r told that one is counterfeit and has a different weight (heavier or lighter)than the other seven.Determine which coin is different in no more than three weighings.
[hint:weigh 3 coins in the left pan against 3 in the right.]… Continue reading

2 comments - What do you think?  Posted by admin - July 11, 2010 at 8:19 am

Categories: Trivia   Tags: Coins

Math homework help! I am extremely lost…?

I have two problems that I CANNOT figure out. Here they are…

1. On Monday, January 4, 2010, one Euro was worth .4408 and one Yuan (China) was worth {content}.1465. What was the value of one Yuan in Euros on Monday, January 4, 2010?

2. You are considering buying 15 silver coins that look alike, but you have been told that one of the coins is a lightweight… Continue reading

2 comments - What do you think?  Posted by admin - July 9, 2010 at 3:28 am

Categories: Trivia   Tags: balance scale, conversions, january 4, piles, silver coins, yuan china

What's wrong with my quarter?

I have a 1942 quarter that feels different. It doesn’t sound right when it’s mixed with other coins. It has a louder clink to it than other quarters. I know it’s not counterfeit but I would like to know why it sounds and feels so much different than other quarters.… Continue reading

5 comments - What do you think?  Posted by admin - July 6, 2010 at 10:39 pm

Categories: Trivia   Tags: Coins, Quarters

you are given 3 piles of ten peso coins. 1 pile is made up of counterfeit coins,heavier than the genuine ones.?

you are given 3 piles of ten peso coins. 1 pile is made up of counterfeit coins,heavier than the genuine ones. explain how you can pick out the pile of counterfeit coins in one step procedure using an equal arm balance.… Continue reading

1 comment - What do you think?  Posted by admin - July 4, 2010 at 5:51 pm

Categories: Trivia   Tags: counterfeit coins, peso coins, piles

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