1.An American roulette wheel has 38 slots numbered 00, 0, 1 through 36.18 of the slots in the 1 through 36 are colored red, and 18 are colored black.The 0 and 00 slots are considered 'uncolored'.The wheel is spun, and a ball rounds the peripheral until gravity takes over and the ball lands in a slot.What is the probability of the ball falling into:

a.A black slot:

1 out of 38

b.The 0 slot:

1 out of 38

c.An odd-numbered slot:

19 out of 38

d.The number 24:

1 out of 38