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A sequence is defined as follows: a(n)= (n)/(n+1) If n is a [#permalink]
12 Oct 2008, 05:01

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Difficulty:

25% (low)

Question Stats:

75% (02:23) correct
25% (02:13) wrong based on 24 sessions

A sequence is defined as follows: A_n= \frac{n}{n+1} If n is a positive integer, then how many of the first 100 terms of this sequence are less than 0.891?

Re: Zero :good one [#permalink]
12 Oct 2008, 06:07

On the GMAT, the first term of a sequence is always a_1 (or b_1, or f(1), etc). Still, they always tell you that in the question itself, so I'm guessing the question above is not a real GMAT question.
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Re: Zero :good one [#permalink]
12 Oct 2008, 06:28

This quastion is from very standard source

Actually it happens many timesthat we forget to consider case 0 .. this time i specially paid attention and i got wrong ..so i was little annoyed and disappoint.. but from now i will consider series to be start from1 if not specified.