|
Author |
Message |
|
TAGS:
|
|
|
Manager
Joined: 14 May 2005
Posts: 85
Location: San Francisco
Followers: 1
Kudos [?]:
2
[0], given: 0
|
N = K^2, where K is a positive integer. Find N. (S1) K is an [#permalink]
 22 Oct 2006, 18:19
Question Stats:
0% (00:00) correct
 0% (00:00) wrong based on 0 sessions
N = K^2, where K is a positive integer. Find N.
(S1) K is an odd prime
(S2) N has exactly four positive factors
|
|
|
|
|
|
|
Senior Manager
Joined: 08 Jun 2006
Posts: 347
Location: Washington DC
Followers: 1
Kudos [?]:
5
[0], given: 0
|
S1 insufficient
K = 3 or 5 or 7 or 11...
S2 insufficient
(Question does not say distinct factors)
N = k ^ 2
Factors are 1, k, k, N
This is possible only when k is prime. Possible values for k = 2 or 3 or 5 or 7 or 11...
Together insufficient
E
|
|
|
|
|
|
Manager
Joined: 14 May 2005
Posts: 85
Location: San Francisco
Followers: 1
Kudos [?]:
2
[0], given: 0
|
Thanks fellows, for your responses. The OA is E.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Similar topics |
Author |
Replies |
Last post |
|
Similar
Topics:
|
 |
|
|
If 72.42 = k , where k and n are positive integers and
|
tzec76 |
5 |
13 Dec 2003, 21:27 |
|
|
|
|
n = k^2, where k is a positive integer. What is n? 1) k is
|
artshep |
2 |
09 Dec 2006, 19:12 |
|
|
1
|
|
For positive integer k, is the expression (k + 2)(k2 + 4k +
|
kishankolli |
3 |
22 Sep 2009, 03:51 |
|
|
3
|
|
For positive integer k, is the expression (k + 2)(k2 + 4k +
|
amitgovin |
8 |
30 Sep 2009, 11:53 |
|
|
|
 |
If 5400mn = k4, where m, n, and k are positive integers
|
banksy |
5 |
13 Feb 2011, 14:20 |
|
|
|
|
|
|
close
