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# GMATprep-stock code

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VP
Joined: 03 Apr 2007
Posts: 1376
Followers: 3

Kudos [?]: 290 [0], given: 10

GMATprep-stock code [#permalink]  26 Jul 2008, 11:06

Attachment:

sheetal_stock.GIF [ 18.55 KiB | Viewed 601 times ]
Director
Joined: 10 Sep 2007
Posts: 948
Followers: 7

Kudos [?]: 213 [0], given: 0

Re: GMATprep-stock code [#permalink]  26 Jul 2008, 12:03
26 + 26*26 + 26*26*26 = 18278
VP
Joined: 03 Apr 2007
Posts: 1376
Followers: 3

Kudos [?]: 290 [0], given: 10

Re: GMATprep-stock code [#permalink]  26 Jul 2008, 13:52
But isn't this a permutation problem?

26P1+26P2+26P3 ?
Director
Joined: 10 Sep 2007
Posts: 948
Followers: 7

Kudos [?]: 213 [0], given: 0

Re: GMATprep-stock code [#permalink]  26 Jul 2008, 13:57
Nope question says that digits are repeatable, thereby it is not a permutation. It is says digits are not repeatable then permutation is correct.
Re: GMATprep-stock code   [#permalink] 26 Jul 2008, 13:57
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