You can perform up to a maximum of three weighings to find out which marble has the different weight and if it is heavier or lighter than the others.
Marble riddle scale.
1 you have 9 marbles as seen.
Mensa level brain teaser on mind bluff.
If when comparing the 6 marbles we find that both sides are equal then we know that the heaviest marble has to be in the 2 marbles that are not on the scale.
The scales are of the old balance variety.
You can put things in the little buckets and the scale will tip to the heavier side.
You have 12 marbles.
How do you determine which marble is the heaviest using only the scale and marbles in 2 weighings.
You have a balance that contains 2 trays.
Yeah i probably shouldn t have even bothered with the picture.
That is a small dish hangs from each end of a rod that is balanced in the middle.
The remaining marble is slightly heavier than the others.
The marbles are all uniform in size appearance and shape.
And if the marbles on the scale do not weigh the same then we know that one of the marbles on the scale is the heaviest and we can eliminate the marbles that are not on the scale.
In any case on to the riddle.
This means that we only have to compare on those 2 remaining marbles and we have the heaviest marble in only two weighings.
So let s do this.
Lastly use the scale to weigh the 2 remaining marbles to determine the heavier marble.
Next riddle probability other child is a boy.
We put 3 marbles on each pan for a total of 6 marbles on the pan and we leave 2 marbles off the pan.
You don t know which is.
You are given a set of scales and 12 marbles.
You are only able to use the scale 2 times.
Riddles hard riddles logic riddles previous riddle sliding coins.