+49 Adam rolled two standard six-sided dice once. What is the probability that he did not roll a prime number on either die? Express your answer as a common fraction.
+310 There are three numbers that are not prime: 1, 4, 6.
So the probability that he did not roll a prime number on either die is
\(\frac{1}{2}*\frac{1}{2}=\frac{1}{4}\)
