Hi
one card is drawn from a well-shuffled deck of 52 playing cards:
(a) P(a red king) = 2/52 = 1/26
(b) P(a black card)= 26/52 = 1/2
(c) P(a 3, 4, 5, or 6)= 16/52 = 4/13
(d) P(a diamond)= 13/52 = 1/4
(e) P(not a diamond)= 1 - 13/52 = 3/4
(f) P(not an ace)= 1 - 4/52 = 48/52 = 12/13