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# arthmetic sequence

Author Message
Intern
Joined: 02 May 2009
Posts: 21

Kudos [?]: [0], given: 2

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09 Aug 2009, 00:23
00:00

Difficulty:

(N/A)

Question Stats:

50% (00:00) correct 50% (01:09) wrong based on 1 sessions

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Pls explain, thanks
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Doc1.doc [70.5 KiB]

Kudos [?]: [0], given: 2

Manager
Joined: 10 Jul 2009
Posts: 164

Kudos [?]: 117 [0], given: 8

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09 Aug 2009, 07:33
Let tn = -4 after n digits.
So, 23 -3n = -4
27 = 3n
n=9
So after 9 digits tn will be -4. 9 numbers after t1 is t10. So answer is T10.

Kudos [?]: 117 [0], given: 8

Re: arthmetic sequence   [#permalink] 09 Aug 2009, 07:33
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