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If you roll two normal 6-sided dice, the probability of rolling a total of 7 is 1/6. What would the probability of rolling a total of 7 be if both dice were 7-sided instead? How about a 8-sided dice? 9-sided? 10-sided?

[Ref: ZBMA] © Mr Stone

7-sided > 6/49 8-sided > 6/64 9-sided > 6/81 10-sided > 6/100

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