Mensa level brain teaser on mind bluff.
Marble scale riddle.
You don t know which is.
How do you determine which marble is the heaviest in 2 weighings using only the scale and marbles.
There are 8 marbles that weigh 1 ounce each and 1 marble that weighs 1 1 ounces.
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.
Now if 1 5 6 vs 2 7 8 does not balance and 2 7 8 is the heavy side then either 7 or 8 is a different heavy marble or 1 is a different light.
That is a small dish hangs from each end of a rod that is balanced in the middle.
The japanese marble score scale in the japanese system the bms scale goes from 3 to 12 with 3 being the basic minimum of marbling a steak should have and.
You can put things in the little buckets and the scale will tip to the heavier side.
This means that we only have to compare on those 2 remaining marbles and we have the heaviest marble in only two weighings.
Lastly use the scale to weigh the 2 remaining marbles to determine the heavier marble.
The scales are of the old balance variety.
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.
Yeah i probably shouldn t have even bothered with the picture.
The marbles are all uniform in size appearance and shape.
You are given a set of scales and 12 marbles.
88 8 x 78 74 x 60 96cm 35 x 31 x 24 in approximate shipping weight.
In any case on to the riddle.
This product s resides on a fisher scientific gsa or va contract.
So let s do this.
You have 12 marbles.
W x h x d.
This score is called bms or beef marble score.
1 you have 9 marbles as seen.
2 8 of them are exactly the same weight.
You have a balance that has 2 trays.
The direction of the tilts can tell us whether the offending marble is heavier or lighter.
Weigh 4 against 9 a known good marble.
Riddles hard riddles logic riddles previous riddle sliding coins.
Marbling is that webbing of creamy white fat that riddles a cut of beef and which gives it a spectacular tenderness juiciness and richness.
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The remaining marble is slightly heavier than the others.
Use the scale to determine the group that contains the heavier marble.
Next riddle probability other child is a boy.