500
Kayla marked the faces of a fair cube with numbers for a probability experiment. If the probability of getting a multiple of 3 is 3/6, this would be a way she could have marked the faces of her cube:
A.3, 5, 9, 11, 15, 17 B.2, 4, 6, 8, 10, 12
C.3, 6, 9, 12, 15, 18 D.5, 7, 9, 11, 13, 15
What is A?