You are given a number of balls and one balance scale. One of the ball is slightly denser than the others. The balance scale will give you 3?

7 of them weigh the same, and one of them weighs slightly more. How can you find the ball that is heavier by using a balance and only two weighings? ... How many golf balls can fit into a school bus? ... One of these groups is heavier than the other. ... it to be (1,2,3)), take any two balls and weigh them against each other.

7 of them weigh the same, and one of them weighs slightly more. How can you fine the ball that is heavier by using a balance and only ... 3.Possibility 2: If one of the group of 3 balls is heavier, then take 2 ... But, if during the first weighing the scale shows one side lower than the other then replace one ball ...

Also we got some solutions which imply that our balance scales can produce ... Take one ball each of the other 2 colors; and put each one along with a Blue ball on ... If the blue/white side is heavier than the two reds, both marbles are heavy. ... . So at this stage you know the weight of the two white balls only

Question: You are give 12 identical looking balls. One of them is fake (could be heavier or lighter) than the rest of the 11 (all the others weight exactly the same). You a provided with a simple mechanical balance and you are restricted ... Just weigh it with any other ball and figure out if it is lighter or heavier.

One of them is slightly different in weight than the rest. You have three weighs of a balance scale to determine which ball is different and whether it is heavier or lighter. ... neutral balls (1,2, and 3) • If 9-11 balances with 1-3, the odd ball is number ... other o If they balance, it's the third light ball (5) o If they don'...

The general problem is you will be given n balls and one of them is ... We weigh with A's on one side and B's on the other side of the balance. ... If A's are heavierthan B's then the heavier odd ball is among A's.Now we balance A1 and A2. ... .. e.g. If you have a solution that scales logarithmicall...

One of these balls has a different weight from all the others. You also have a two- pan balance for comparing weights. ... the smallest number of times to find the unique ball, and wether it's heavier or lighter than the other balls. Except ... i.e. you can't use the results of a weighing to prepare the next weighing.

One of the balls is slightly heavier than the others, but you can't tell which ... Youcan solve this problem with three weighings, but the minimum number of ... 3. Either the scale will balance or the scale will not balance and one side will be heavier. 2a) If the scale is balanced, then the heavy ball can't be one of the balls...

One of them is slightly heavier and you are given a balance scale . What's the fewest number of times you have to use the scale to find the heavier ball?" ... . heavy ball. One use of the scale will reveal your lucky choice ... . 3) If 1 pile of 3 is heavier than the other, discard the lighter pile and the pile o...

You are given 12 billiard balls that all appear identical in color, size, weight, texture, composition, etc. But one of the balls is either slightly lighter or slightlyheavier than the ... If the scale does not balance then the heavier ball is obvious. ... and actually contains many of the details of the other proof in...

explosives, but they add such a small amount that no one can tell the ... I know that you must weigh more than one ball on each scale and that ... The group which balances is safe giving you 4 balls to play ping-pong with, which is plenty. ... then you can weigh 3 vs 3, if they balance then measure the other 2 ...

You have a set scales (balance) which will give 3 possible readings: Left = Right, Left > Right or Left < Right (ie Left and ... Determine which ball is the odd one and if it's heavier or lighter than the rest. How do you do it? The Solution: Number the balls 1, 2, 3, . ... Weigh it against any other ball to determine if heavy...