If two dice are rolled, what is the probability of rolling a sum that is a prime number?
Category: Math · Difficulty: expert
Hint: Consider the total combinations and the prime sums.
Answer
5/12
Explanation
The prime sums from two dice are 3, 5, 7, 11. There are 36 possible combinations, and 15 of these yield prime sums.
This is a expert math riddle — one of the harder riddles here. The answer is 5/12.
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