The following cards were dealt from a shuffled standard deck of cards:
spades: 3, 4, 6, j, q, k
clubs: a, 2, 5, 7, j, k
hearts: a, 2, 5
diamonds: a, 2, 3, 6, k
based on the dealt cards, what is the empirical probability of dealing a black card?
a.
25%
b.
40%
c.
50%
d.
60%