Answer:
P (chosen card is 3) =

Explanation:
We are given that a 3-card hand is dealt from a standard 52-card deck, and then one of the 3 cards is chosen at random.
Given that only one of the cards is a 3, we are to find the probability that the chosen card is a 3.
Since only one card is a 3 and one card is chosen so:
P (chosen card is 3) = 1 / 3