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ARMAN___CH.
ARMAN___CH. (Rank: Bachelor)

How many prime numbers are there between 10 and 20?

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Asked in numbers, prime numbers asked on: 10/23/2006 05:33pm
closed on: 10/24/2006 05:33pm

4 Answers

76
duffield1

duffield1

Rank: Leonardo daVinci (12,458) | numbers (14)

2 minutes after the question was opened (10/23/2006 05:34pm)

1

Four - 11, 13, 17 and 19

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jeannebaxter

jeannebaxter

Rank: Maria Montessori (10,954) | numbers (49)

4 minutes after the question was opened (10/23/2006 05:36pm)

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Between 10 and 20 there are 4 primes;

11, 13, 17, 19

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tarapalmer1974

tarapalmer1974

Rank: Lise Meitner (11,589) | numbers (7)

8 hours after the question was opened (10/24/2006 12:43am)

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Dont no what a prime number is!

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76
duffield1
duffield1

How on earth can Jafarcakes' correct answer (listed just one minute after mine) be unhelpful, and yet Tara's 'I don't know what one is' gain a helpful rating? Really unfair rating, Mr Arman__CH!