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If you roll two fair six-sided dice, what is the probability that the sum is 5 or lower?
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Jun 7, 2019
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If you roll two fair six-sided dice, what is the probability that the sum is 5 or lower?
Mathematics
middle-school
Vettiyanakan
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So there are 4 possibilities:
Dice 1: 1 2 3 4
Dice2: 4 3 2 1
Andrei Neacsu
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Jun 7, 2019
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Andrei Neacsu
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5 or lower: (1,1), (1,2), (1,3), (1,4), (2,1), (2,2), (2,3), (3,2), (4,1)
There are 9 valid rolls out of 36 total possible rolls = 9/36 = 1/4
Takatoshi Kondo
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Jun 13, 2019
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Takatoshi Kondo
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