Problem Solving (PS) | Re: One card is drawn at random from a pack of 52 cards. What is the proba

Can someone help review my working method and help identify what I'm doing wrongly? I used the following approach but couldn't reach any of the answer choices.

In any given deck of 52 cards, there are:
Red = 26 cards --> Prob: 26/ 52 (i.e. 1/2)
'10' = 4 cards --> Prob: 4/52
Spades = 13 cards --> Prob: 13/52 (i.e. 1/4)

Probabilities of picking a single card with the following characteristics are:
Black (i.e. notred ) = 1/2
'1-9, JQK' (i.e. not'10' ) = 48/52
Hearts, Clubs, Diamonds (i.e.
...

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