Set A: {1, 3, 4, 6, 9, 12, 15}
If three numbers are randomly selected from set A without replacement, what is the probability that the sum of the three numbers is divisible by 2?	Choices: A) 3/14 B) 2/7 C) 9/14 D) 5/7 E) 1/35
using probability you can solve: 3/7*2/6*1/5=1/35.   Ans 1/35
<result>E</result>
Set A: {1, 3, 4, 6, 9, 12, 15}
If three numbers are randomly selected from set A without replacement, what is the probability that the sum of the three numbers is divisible by 2?