? Three dice are rolled together. What is the probability as getting at least one '4'

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Three dice are rolled together. What is the probability as getting at least one '4'?

الأجوبة

Total number of ways = 6 × 6 × 6 = 216.

Probability of getting number ‘4’ at least one time
= 1 – (Probability of getting no number 4) = 1 – (5/6) x (5/6) x (5/6) = 91/216

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