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# Is the prime number q equal to 23 ?

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Senior Manager
Joined: 18 Jun 2018
Posts: 263
Is the prime number q equal to 23 ?  [#permalink]

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26 Sep 2018, 02:15
00:00

Difficulty:

65% (hard)

Question Stats:

33% (01:53) correct 67% (01:23) wrong based on 6 sessions

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Is the prime number q equal to 23 ?

(1) r = 2p + 1, where p is prime.
(2) r = 3q + 2, where q is prime.
Math Expert
Joined: 02 Sep 2009
Posts: 58402
Re: Is the prime number q equal to 23 ?  [#permalink]

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26 Sep 2018, 02:22
Bismarck wrote:
Is the prime number q equal to 23 ?

(1) r = 2p + 1, where p is prime.
(2) r = 3q + 2, where q is prime.

Discussed here: https://gmatclub.com/forum/is-the-prime ... 02096.html
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Re: Is the prime number q equal to 23 ?   [#permalink] 26 Sep 2018, 02:22
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