What is the probability that you draw 3 cards and you selected 3 aces from a deck of 52 cards?
There are 4 aces in a standard deck of 52 cards.
If we draw a single card, the chance we get an ace is:
Now let's draw a second card. We've already pulled one ace, so there are 3 left, and there are now 51 cards left, so the chance of pulling 2 aces on 2 draws is:
And following this same logic with the third draw to get a third ace, we have: