It is 50/52 or 0.9615
The probability of picking one red card of a deck of 52 playing cards is 26 out of 52, or 1 out of 2.
The probability of picking a diamond out of a standard deck of 52 cards is 13 in 52, or 1 in 4, or 0.25.
3 out of 13
12/52nd
The probability that a single card, drawn at random, is a 9 is 1/13.
If it is an ordinary pack of playing cards then the probability is 0.5
The probability is 0.
It is 3/13.
1/52
It is 3/13.
In a normal deck of cards, it is 1.
It is 1/4.