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2, 3, 5, and 9 includes one composite number - 9.

3, 11, 23, and 31 are all prime numbers.

2, 5, 15, and 19 includes one composite number - 19.

7, 17, 29, and 49 includes one composite number - 49.

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Q: Which of the following groups of numbers are all prime numbers A 2 3 5 9 or B 3 11 23 31 or C 2 5 15 19 or D 7 17 29 49?
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Which of the folloing groups of numbers are all prime numbers 2359 3112331 251519 7172949?

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What groups of numbers are all prime numbers 2359 3112331 251519 7172949?

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