Question 3
Tina uniformly chooses two distinct numbers from $\{1,2,3,4,5\}$. Independently, Sergio uniformly chooses a number from $\{1,2,\ldots,10\}$. What is the probability that Sergio's number exceeds the sum of Tina's numbers?
AMC10 · AMC10 2027 - Self-practice Set 4