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Question:
Which of the following could be the product of two consecutive prime numbers?
A
15
explanation
Some of prime numbers are: 2, 3, 5, 7, 11, 13
Find the product of two consecutive prime numbers:
2 × 3 = 6 (not in the options)
3 × 5 = 15 (bingo!)
5 × 7 = 35 (not in the options)
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