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The faces of an octahedral die are labeled with digits 1 through 8. What is the probability, expressed as a common fraction, of rolling a sum of 15 with a pair of such octahedral dice?

 Sep 14, 2021
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8 x 8 = 64 possible rolls

2 ways to roll 15          8 7      7 8

 

2/64 =1/32

 Sep 14, 2021

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