Marbles
There are 8 marbles that weigh 1 ounce each, and 1 marble that weighs 1.1 ounces.
The marbles are all uniform in size, appearance, and shape.
You have a balance that contains 2 trays.
You are only able to use the scale 2 times.
How do you determine which marble is the heaviest using only the scale and marbles in 2 weighings.
Hint(s) | Answer