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Which one of the following groups of numbers includes all prime numbers? A. 2, 3, 5, 15 B. 3, 11, 23, 31 C. 7, 17, 63, 67 D. 1, 3, 11, 23

2 Answers

5 votes
B contains all prime numbers
User Lecko
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2 votes
B. 3, 11, 23, 31 are all prime numbers.
User Clay
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