Brain Teasers & Mental Math
Two fair dice are rolled. What is the probability the sum is 10 or higher?
Model answer
1/6.
Count the favorable outcomes out of 36: sum 10 → (4,6), (5,5), (6,4) = 3 ways; sum 11 → (5,6), (6,5) = 2 ways; sum 12 → (6,6) = 1 way. Total 6/36 = 1/6.
Method…
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