But out of the 3552 people, only … To make it easy, we’ll consider 12 coins, with one that is lighter or heavier, and numbered from 01 to 12, along with a pan scale: Weighing 1: Weigh 4 on one side, 4 on the other. So for What is the least number of weightings you can use to find the counterfeit coin? This is a classic (and I think overused) logic puzzle. In this case, take 2 pieces from Bag #1, and 1 piece from Bag #2 and put them all on the scale together. No matter what you picked, your friend would be able to come up with a combination which would be more likely to beat yours. Combine the bookmark with the sticky ruler. If the scale does not balance, the ball on the heavier side is the heavy ball. The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. It was a sheer drop outside the building to the ground. Once you’ve made your balance scale, it’s time for your child to try it out. If one of the two groups on the scale is heavier, then the gold coin is in that group; if neither, then the gold coin is in the group not on the scale. You have one penny and a penny scale. But you only have one penny. YES NO . The counterfeit weigh less or more than the other coins. The answer is Quill (Paper and Glass are wrong) More fragile than a blade, yet can kill just as many. The Office Window. When the scale balance shifts, the coin he moved to the now higher side will be the fools gold coin. You have one reading on the weight. There are 8 x 8 = 64 squares on a chessboard, so here we have the equivalent of doubling pennies for 64 days instead of 30. Click here! 3. This means that the counterfeit coin is in the group with 2 coins. In the Crimson Garden Dungeon are 3 Statues that ask a riddle and give 3 possible answers. Show Answer. B: "Exactly. If the scale does tip, you know the counterfeit is in the pile on the side of the scale that raised up. Weigh 6 coins on each arm of scale. Riddle me this! How did the man win the bet? A wealthy man once decided to donate money to all the citizens of his area. Here are six riddles for kids where the answer is a coin, so these are great for using with our other money riddles.. A harder and more general problem is: For some given n > 1, there are (3^n - 3)/2 coins, 1 of which is counterfeit. 2. That is, a small dish hangs from each end of a rod that is balanced in the middle. Problem. Take a penny, an empty wine bottle, and a cork. Solution: Like Rob said in the comments, push the cork IN, then shake the penny out. Now put the 2 groups of 3 coins on the scale. Overcome with depression he slid the window open and jumped through it. Why not. Thus you will put 55 coins on the scale. This riddle is more of a traditional riddle than a logic puzzle, but it still involves some geometry, so brush up on those equations. Now, which sack has the artificial gold pieces?" I remembered the solution to the scale riddle with 12 weights and only 3 weigh-ins. But she only has one penny. I'll keep on adding a coin from each bag until the change in the total weight after adding a coin is by 9 grams and the bag that coin comes from is the low quality one. Give the glasses to Mr. Read to get the bookmark. Each typically involves a number of similar items and a balance scale. He decided to give $60 to women and $45 to the men. They all look absolutely identical, but one of the coins is fake. You have a balance scale and 12 coins, 1 of which is counterfeit. Now remove the penny without pulling out the cork and without breaking the cork or bottle. Murder Mystery Riddles . The containers could be of any type you prefer. Q: a father is about to die he has 3 sons he gives each of his sons $500 he says: whoever fills up this barn gets to keep it. The same process of elimination will find the counterfeit coin. How can she determine which sack has the gold? This question is like our penny problem, only on a larger scale. Put the penny in the wine bottle and cork the bottle. Put the penny in the wine bottle and cork the bottle. First Riddle. The first son spends $500 on hay it fills a quarter of the barn. The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. Riddle 17: A person's greatest asset. This puzzle is based on an old game/scam called Penny Ante. The answer (as deduced by Mrs … You'll also find lots of scavenger hunt themes, free printable invitations, lists, and many more unique ideas … r/AskReddit: r/AskReddit is the place to ask and answer thought-provoking questions. Counterfeit Penny Problem: Find an odd object in the fewest weighings. Well, if it's a balance scale, he can put half the coins on one side and half on the other and note which side sinks (the side with all the gold coins) and which rises (she side with the fake gold coin).Then he can swap one coin for another from opposite sides. It's a game played by serious people that takes place on a global scale. The scales are of the old balance variety. Show your child how the scale works by putting a penny in each cup and then adding another coin to one of the cups. 7. Fun way to think about silver. 10. Take any 2 coins from this group of 3 coins. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. Click here! In the end the boy ended up paying the man $50. You have several containers of silver, as many as you like. 3) The only available weighing method is the balance scale. Which sack has the artificial gold pieces? The Counterfeit Penny Problem. If the scale shows a weight of 3.2 lbs, then Bag #1 contains the real gold. Solved: 47%. Using the Balance Scale at Home . Assuming the heavier group of … A Penny. B: "Splendid! That’s all for 9 balls Puzzle, If you liked it, please share your thoughts in a comments section and share it with others … Riddle 16: This small creature kills even the largest one. If the scale balances, then the ball that didn’t get weighed is the heavy ball. Explicit tables for detecting one odd marble among 41, in 4 weighings. Riddle 15: An image taken from real life. So take the 2 coins from that group and use the scale to determine the counterfeit coin. ... Take a penny, an empty wine bottle, and a cork. You are given a set of scales and 12 marbles. 8. Pick up the penny and enter the library. It is a ‘penny’ scale, which works only when you put a penny in it. The subject receives 2^64 - 1 = 18,446,744,073,709,551,615 grains of rice. One of the container contain false … The scale will tip toward the cup with multiple coins in it. The first five of them are rhyming … Every elephant saw 2 monkeys going towards the river - it does not state that every elephant saw 2 different monkeys so we infer that the 2 monkeys seen by the elephants are the same. Now, you have a penny scale." 1. Did you answer this riddle correctly? 9. If exactly two people on the island had blue eyes, then on the first night, they could each think, "the guru might be talking about the one blue-eyed person I see", so neither would leave the first night. 1. Riddle: A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." Scenario #1: Both groups weigh the same. 11. Can you determine the counterfeit in 3 weightings, and tell if it is heavier or lighter? Find-a-birthday: Detect an odd marble among 365, in 6 weighings. Counterfeit Coin: In 3 weighings, find an odd object among 12, 13 or 14. It's located in the expanded "The Scale, Part 3" post. Click here! Enter the supply closet and use the long ruler to get the dime off the top of the shelfs. Since 1 coin is either lesser or more heavier compared to one of the other 11 coins with equal weights, then the weighing scale’s arms must be unequal in level after putting 6 coins on each side. I would put one coin on the scale from one of the bags. Take a look at the coolest selection of scavenger hunt riddles. C: "So I put the penny in and I get a card and that tells me how much the weight of the gold is." Having only 3 coins left, put a coin on each side of the scale, leaving the third in front of you. - - - Take one coin from first bag, two coins from second bag, etc., ending with ten coins from tenth bag. Scenario #2: One group weighs less than the other. Click here! The scales available to you are hard to get working (lets say it shorts out easily, so you will only be able to get one reading from it. The Scale, Part 3. If the scale shows a weight of 3.1 lbs, then Bag #2 contains the real gold. 12. If the scale shows a weight of 3 lbs, then Bag #3 contains the real gold. Either way, put the 6 legitimate coins aside. Crimson Garden – Statue Riddle Answers. If only one person on the island had blue eyes, he would leave the first night. Answer: The man did exactly as he said he would and wrote "your exact weight" on the paper. It can only tell you if both sides are equal, or if one side is heavier than the other. Posted by Charlie Guthrie at 9:25 PM. Go to the hallway in front of the Supply Closet and pick up the penny. If the change in weight on the scale is 10 grams, I 'd add a coin from another bag. Riddle 18: You get one if you miss one at golf. 1 rabbit saw 6 elephants while going to the river - this does not state the elephants are going to the river as well. $\begingroup$ Each use of the balance scales actually compares three different groups of coins: the one on the left scale, the one on the right scale, and the one not on the scale at all. 1. But, you only have one penny. Now you have a penny scale. 4) You may use the scale no more than three times. The end of this can spell the end for any, it can give more than a fortune, yet costs a mere penny. You put the penny in, and you get a card, and that tells you how much the weight of the gold is. Answer - There are 5 animals going towards the river. Brad stared through the dirty soot-smeared window on the 22nd floor of the office tower. In front of you, there are 9 coins. Start . The silver can be in any form you like. 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