which of the following is an example of theoretical probability? There are 52 playing cards in a deck, and 4 of them are aces. The probability of turning over an ace is 4/52 B. Kenny rolled a number cube 9 times and got 4 even numbers. The probability of an even number is 4/9 C. Wendy flipped a coin 5 times, and the results were 4 tails. The probability of tails is 4/5 D. There were 73 people in a grocery store, and 45 of them bought milk. The probability of people buying milk is 45/73