I need to see the work not just the answer.

1. Mary was throwing a six-sided die. The first time she threw, she got a one; the second time she threw, she got a two. What's the probability of getting a three at the third time? 2. Imagine a class with 40 students. The teacher had only ten free tickets EC for the Art Museum for this class. Therefore, the teacher decided to use a lottery to decide who would receive the free tickets. Alex and E RULED Lily wanted to go to the concert together. What's the probability that both of them win the free tickets? PA 16673 3. Consider a normal distribution with a mean of 10 and standard deviation of 25. What's the Z score for the value of 35? 4. For a normal distribution with a mean of 16 and standard deviation of 2, what's the probability of getting a number greater than 20