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GRE Math Challenge #110-If 720 is the product

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GRE Math Challenge #110-If 720 is the product [#permalink] New post 15 May 2015, 11:54
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Question Stats:

100% (01:31) correct 0% (00:00) wrong based on 1 sessions
If 720 is the product of the consecutive integers beginning with 2 and ending with n, what is the value of n-1?

(A) 5
(B) 6
(C) 8
(D) 11
(E) 23
[Reveal] Spoiler: OA

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Re: GRE Math Challenge #110-If 720 is the product [#permalink] New post 04 Sep 2017, 20:48
720 = 6!

so n-1 = 6-1 = 5
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Re: GRE Math Challenge #110-If 720 is the product [#permalink] New post 06 Sep 2017, 17:43
sandy wrote:
If 720 is the product of the consecutive integers beginning with 2 and ending with n, what is the value of n-1?

(A) 5
(B) 6
(C) 8
(D) 11
(E) 23


I do not understand? Can we have an explanation?
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Re: GRE Math Challenge #110-If 720 is the product [#permalink] New post 08 Sep 2017, 09:43
Poorly worded question imo. basically means there is a set of consecutive integers from 2, 3, ..., n that when multiplied together result in 720.
Re: GRE Math Challenge #110-If 720 is the product   [#permalink] 08 Sep 2017, 09:43
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GRE Math Challenge #110-If 720 is the product

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