4 dice are rolled probability of not getting 3 same number?
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When a die is thrown, the possible outcomes =(6 *6 *6 *6)
The possible ways getting same number 3 is only once (3,3,3,3)
The probability of not getting same number
=(6*6*6*6-1)/6*6*6*6
The possible ways getting same number 3 is only once (3,3,3,3)
The probability of not getting same number
=(6*6*6*6-1)/6*6*6*6
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