List of top General Aptitude Questions on Probability asked in GATE EY

An unbiased six sided die, with faces marked \(1\), \(2\), \(3\), \(4\), \(5\), and \(6\), is rolled twice in succession, and the number on the top face is recorded each time. The probability that the sum of the two recorded numbers is a prime number is ________

Let $X$ be a continuous random variable denoting the temperature measured. The range of temperature is $[0, 100]$ degree Celsius and the probability density function of $X$ be $f(x) = 0.01$ for $0 \le X \le 100$. The mean of $X$ is \(\underline{\hspace{2cm}}\)