10 Marbles Riddle

In any case on to the riddle.

10 marbles riddle.

3 you are allowed to use set the scale twice in total. 3 9 10 11 is light. Here is an interesting riddle involving 12 marbles and a balance scale. Simply weigh 9 against 10.

If they balance 11 is the heavy marble. Proceed as in the step above but the marble you re looking for is the light one. In this case you know that the different marble is 9 10 or 11 and that that marble is heavy. You can use a scale you can use an empty sack.

But you have to follow the following rules. In other words you get to take 2 measurements or comparisons here. The remaining marble is slightly heavier than the others. One of the 12 marbles is irregular but you don t know whether it s heavier or lighte.

The one labeled both. 1 bag contains 9 ounce marbles. With a scale you have to figure out how to figure out which bag contains the 9 ounce marbles. You are given a set of scales and 12 marbles.

Since you know that the box is labeled incorrectly it must have all black marbles or all white marbles. That is a small dish hangs from each end of a rod that is balanced in the middle. 1 you have 9 marbles as seen. 2 9 10 11 is heavy.

9 bags contain 10 ounce marbles. 2 8 of them are exactly the same weight. If a black marble comes out you know that has to be the black marbles box so you put the black label on it. There are 10 bags of marbles.