Probability Recap

Question 1: A club allows you to borrow two books at a time. The club has 45 books available. How many combinations of books can you borrow?

Question 2: You roll a 6-sided dice then flip two coins. What’s the probability you roll a 1 or 2 and then flip tails on both coins?

Question 3: Evaluate ₅C₁

Question 4: Evaluate ₇P₃

Question 5: 12 runners take part in a race. In how many ways can the top 3 finishers be selected?