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Is 31 a twin prime?

Is 31 a twin prime? There are six twin prime numbers pairs between 1 and 50; they are (3, 5), (5, 7), (11, 13), (17, 19), (29, 31), and (41, 43). Is 31 odd or composite? All the odd integers which are not prime are odd composite numbers. Examples of composite odd numbers are 9, …

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What can fly without wings?

What can fly without wings? The answer to the ¡°what flies without wings¡± riddle is ¡°time¡±. 23 Apr 2020 What has keys but no lock? Keyboard I have keys but no locks answer The answer to the social media puzzle is Keyboard. If you read the question carefully, you will notice that the keyboard has …

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