Some more maths logic questions?
1. In a row of five persons, A is next to B. E is on right side of A who has D on his left side. C and D do not sit together. Who are sitting at the two ends of the row?
2. A person has nine coins, all looking alike but one of them slightly lighter than the others. Using a balance without weights, can he… Continue reading
Categories: Trivia Tags: 10 stacks of coins, centimeter cubes, Coins, number of sides on a canadian dollar, pointer, side c, small cubes, stack, stacks, weights
Math riddle i think the answer is one but am not sure?
ou have ten stacks of 10 half dollar coins. one entire stack is counterfeit but you do not know which one. you do know the weight of a genuine half dollar and you also know that the counterfeit coins are each one gram more than they should be. you may weigh the coins on a deli type scale. what is the smallest number of weighings necessary to determine which stack… Continue reading
Categories: Trivia Tags: 10 stacks of coins, 10 stacks of coins one counterfeit 10 grams, counterfeit coins, Dollar Coins, explain counterfeit coin riddle, Half Dollar, math riddle ten stacks of coins weigh, math smallest number of weighings required, stack, stacks, ten stacks of coins riddle, there are 10 stacks of coins, you have 10 stacks of coins, each with 10 half-dollar coins in it.
What is the smallest number of weighings needed to determine which of the stacks is counterfeit?
There are 10 stacks of coins, each consisting of 10 silver dollars. One entire stack is counterfeit. but you do not know which one. You do know the weight of a genuine silver dollar, and you are also told that each counterfeit coin weighs 1 gram more or less than a genuine coin. You have a pointer scale which you use to Weigh the coins.
What is the smallest… Continue reading
Categories: Trivia Tags: 10 stacks of coins, 5 smallest canadian bills, Coins, counterfeit coin, genuine silver, pointer, silver dollar, Silver Dollars, stack, stacks, there are 10 stacks of coins
The counterfeit coins?
You have 10 stacks of coins and each stack contains 10 coins. One complete stack of coins is counterfeit. You know the weight of each genuine coin and you know that the weight of each counterfeit coin is 1 gram heavier or lighter than a genuine coin.
Using a pointer scale ie one that gives an actual reading (not a balance), what is the minimum amount of weighings you… Continue reading
Categories: Trivia Tags: 10 stacks of coins, Coins, counterfeit coin, counterfeit coins, pointer, stack, stacks
