Question #59d64
2 Answers
The probability is 30.8%
Explanation:
There are 52 cards in all, and 13 are spades. In addition, 4 are aces, but one of these aces is also a spade! We won't count it twice.
So, in total, we have 13 + 3 = 16 cards that are either spade or ace (including one that is both spade and ace, which I assume is to be included in the sample of "successful choices").
Probability = (successful events) / (all events) =
Note: If "either a spade or an ace" is not meant to include the card that is both spade and ace, then reduce the number of successful events to 15.
Explanation:
Let
( ie the probability of the ace of spades)