A perfect-square dice sum
Two fair dice are rolled. What is the probability their sum is a perfect square (i.e. 4 or 9)? Give a decimal to four places.
Show hints (2)+
- Which sums in 2–12 are perfect squares?
- Count ordered outcomes over 36.
Answer
Reveal answer →Final answer
0.1944 (± 0.001)
Want the full step-by-step worked solution? It's part of Premium — along with a worked solution for every question in the bank.