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(5Combination3) * (1/3)^3 * (2/3)^2 + (5Combination4) * (1/3)^4 * (2/3) + (5Combination5) * (1/3)^5
(5Combination3) * (1/3)^3 * (2/3)^2 + (5Combination4) * (1/3)^4 * (2/3) + (5Combination5) * (1/3)^5
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