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Three fair dice are rolled. What is the probability that the sum of the rolls is a multiple of $4$?

 Dec 25, 2021
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Multiples of 4 are:

 

4,  8,  12,  16. There are this many ways of getting those multiples:

3,  21, 25,  6 ways ==55 ways of getting a mutiple of 4

 

Therefore, the probability is: 55 / 6^3 ==55 / 216

 Dec 25, 2021

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