Brain Teasers & Mental Math
Two fair six-sided dice are rolled. What is the probability the sum equals 7?
Model answer
1/6.
There are 6 × 6 = 36 equally likely outcomes. Sums of 7 come from (1,6), (2,5), (3,4), (4,3), (5,2), (6,1) = 6 ways. So 6 / 36 =…
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