Riddles hard riddles logic riddles previous riddle sliding coins.
Marble riddle scale.
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.
This means that we only have to compare on those 2 remaining marbles and we have the heaviest marble in only two weighings.
In any case on to the riddle.
You don t know which is.
There are 8 marbles that weigh 1 ounce each and 1 marble that weighs 1 1 ounces.
Use the scale to determine the group that contains the heavier marble.
Yeah i probably shouldn t have even bothered with the picture.
2 8 of them are exactly the same weight.
Lastly use the scale to weigh the 2 remaining marbles to determine the heavier marble.
Next riddle probability other child is a boy.
You have a balance that contains 2 trays.
You are only able to use the scale 2 times.
The scales are of the old balance variety.
You are given a set of scales and 12 marbles.
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 have 12 marbles.
The marbles are all uniform in size appearance and shape.
How do you determine which marble is the heaviest using only the scale and marbles in 2 weighings.
You can put things in the little buckets and the scale will tip to the heavier side.
1 you have 9 marbles as seen.
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.
Mensa level brain teaser on mind bluff.
That is a small dish hangs from each end of a rod that is balanced in the middle.