Coin Mercantile Exchange, Invest and Collect Rare Modern World Coins

Posts Tagged ‘balance scale’

Can someone answer these math questions?! Test of Genius worksheet.?

(1) Make this equation correct by changing the position of only one digit.

101-102=1

(2) Steven has 9 gold coins that are identical in appearance. However, one coin is counterfeit and weighs slightly less than the others. Using a balance scale, how can he find the counterfeit coin inn just two weighings?

(3) In the following addition problem, the letters A,B,and C stand for three different digits… Continue reading

2 comments - What do you think?  Posted by admin - August 16, 2010 at 10:41 pm

Categories: Trivia   Tags: 2s, 5s, abc, acb, addition problem, Appearance, balance scale, cba, counterfeit coin, digits, Gold Coins, playground, steven has 9 gold coins, steven has 9 gold coins that are identical in appearance, steven has 9 gold coins that are identical in appearance. however,, test of a genius worksheet, test of genius 101-102=1, test of genius math worksheet, test of genius worksheet

easy 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 compare… Continue reading

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

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

I WILL GIVE 10 POINTS TO ANYONE WHO CAN ANSWER THIS SIMPLE COUNTERFEIT COIN QUESTION CORRECTLY?

You have 12 identicle looking coins but one is actually counterfeit. The coin that is counterfeit is either HEAVIER or LIGHTER than the other 11 coins that all weigh the same amount. Your cahllenge is : Using the balance scale just THREE times, you must identify the coin that is counterfeit and wether it is heavier or lighter than the other 11 coins… Continue reading

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

Categories: Trivia   Tags: balance scale, Coins, three times

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

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

Help with the coin problem!?

You have 12 identical-looking coins but one is actually counterfeit. The coin that is counterfeit is either heavier or lighter that the other eleven coins that all weight the same amount.
The challenge is: Using one balance scale {JUST THREE} times, you must identify the coin that is counterfeit, and whether it is a heavier or lighter coin that the other eleven coins.

How do I solve this problem?… Continue reading

2 comments - What do you think?  Posted by admin - April 30, 2010 at 5:51 pm

Categories: Trivia   Tags: balance scale, Coins, three times

Counterfeit Coin Logic Problem Variation?

You have 26 weights, one of them which is slightly lighter than the other 25. How would you determine the light weight in three separate weighings on a balance scale?… Continue reading

3 comments - What do you think?  Posted by admin - April 24, 2010 at 1:04 pm

Categories: Trivia   Tags: balance scale, counterfeit canadian coins, counterfeit coin canada, counterfeit coin problem 9 coins, counterfeit coins, counterfeit coins canada, counterfit canadian quarters, how to counterfeit canadian money, math, money, logic problems, the counterfiet slightly lighter rare slightly heavier coin math problem, weights

GET 10 POINTS EASILY IF YOU ANSWER THIS SIMPLE BUT CHALLENGING COUNTER FEIT COIN PROBLEM!!!?

You have 12 identicle looking coins but one is actually counterfeit. The coin that is counterfeit is either HEAVIER or LIGHTER than the other 11 coins that all weigh the same amount. Your cahllenge is : Using the balance scale just THREE times, you must identify the coin that is counterfeit and wether it is heavier or lighter than the other 11 coins… Continue reading

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

Categories: Trivia   Tags: balance scale, Coins, three times

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 balance scale, devise a scheme that will find the counterfeit coin AND determine whether it is lighter or heavier.… Continue reading

3 comments - What do you think?  Posted by admin - April 3, 2010 at 3:29 am

Categories: Trivia   Tags: balance scale, Coins, counterfeit coin

Word Problems?

1) Steven has 9 gold coins that are identical in appearance. However, one coin is counterfeit and weighs slighlt less than the others. Using a balance scale, how can he find the counterfeit coin in just two weighings?
_______________________________________________

2) In the following problem, the letters A, B and C stand for 3 different digits. What digit should replace each letter?

ABC+ACB=CBA… Continue reading

1 comment - What do you think?  Posted by admin - March 29, 2010 at 10:39 pm

Categories: Trivia   Tags: 9 gold coins problem, a,b,c stands for 3 different digits. find the digits that should replace each letter if abc acb = cba, abc, acb, Appearance, balance scale, cba, coin counterfeit word problem, coins to word 9 to word 1, counterfeit coin, digit, digits, Gold Coins, steven has 9 gold coins, steven has 9 gold coins that are identical in appearance, steven has 9 gold coins that are identical in appearance. however,, steven has 9 gold coins that are identical in appearance. however, one coin is counterfeit and weighs slightly less than the others. using a balance scale, how can he find the counterfeit coin in just, word problem gold coin

Next Page »