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Magoosh - 数学PS - 290
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 3?
  • A$$\frac{3}{14}$$
  • B$$\frac{2}{7}$$
  • C$$\frac{9}{14}$$
  • D$$\frac{5}{7}$$
  • E$$\frac{11}{14}$$
显示答案
正确答案: B

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