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Sequence

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naveenhv
 Post subject: Sequence
 Post Posted: Mon Apr 25, 2011 12:21 pm 
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Posts: 22
If each term in the sum a1 + a2 + ...... + an is either 7 or 77 and the sum is 350, which of the following could equal to n?

a. 38
b. 39
c. 40
d. 41
e. 42
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RonPurewal
 Post subject: Re: Sequence
 Post Posted: Wed Apr 27, 2011 4:48 am 
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ManhattanGMAT Staff


Posts: 7146
look here
sequence-each-term-is-either-7-or-77-t2731.html

please search the forum before posting ... thanks.
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