Find the heavier ball.
You have 8 marbles one is heavier.
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If one side is heavier you found the one.
7 marbles weigh 1 ounce each one marble weighs 1 5 ounces.
Red and blue marbles puzzle you have given 50 red marbles 50 blue marbles and two empty jars.
Suppose you have 8 marbles and a two pan balance used to compare the weight of 2 things.
If one is heavier than the other then we ve succeeded in just two weighings.
Then in the second weighing we can compare 2 of those 3 marbles to each other.
If equal then the one you set aside is the heavy one.
For convenience sake let s name the balls 1 8.
You have 8 marbles.
You have eight marbles.
All of the marbles weigh the same except for one which is heavier than all of the others.
If it tips to a side we know that marble is the heavy one.
You are given 8 identical looking balls.
You a provided with a simple mechanical balance and you are restricted to only 2 uses.
First we weigh 1 2 3 on the left and.
Since we now have 3 marbles 1 of which is the heavy one put 1 in each side 1 left 1 right 1 unused set the scale again.
If instead it balances we know the one unused marble is the heavy one.
One of them is heavier than the rest of the 7 all the others weigh exactly the same.
This 9 balls puzzle problem is very similar to 8 balls weight puzzle where 8 identical looking balls are given and one of the balls is heavier than rest of the 7 balls.
You have a weighing scale that consists of 2 pans but the scale is only good for 2 total weighings.
No matter which case happens you weighed marbles only twice and found the heavy one.
You are unable to determine which is the heavier marble by looking at them.
If they are the same weight then the 3rd is the heaviest.
You have to put all the 100 marbles into the jars.
If when comparing the 6 marbles we find that both.
From the heavier three put one aside and place one marble on each tray.
How would you find the heaviest marble if you are only allowed to weigh the marbles 2 times.
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Explain how you can deter mine the heavier marble by using a balance scale exactly a.
Keep the heavy group of 3 marbles and discard the rest.