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Each coin has 2 outcomes. Either being heads or tails. Take the outcome of each coin to the root of the number of coins.

(1/2)^3 = .125 = 12.5% or a 1 in 8 chance.

Take .125 and times it by 100 to get the probability out off 100 times.

.125 x 100 = .125 which = 12.5%= 1 in 8 chance

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16y ago

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