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N = abc where a, b and c are the hundreds, tens and units digit

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N = abc where a, b and c are the hundreds, tens and units digit  [#permalink]

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New post 12 Aug 2017, 01:47
1
1
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A
B
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D
E

Difficulty:

  45% (medium)

Question Stats:

65% (01:29) correct 35% (01:12) wrong based on 20 sessions

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N = abc where a, b and c are the hundreds, tens and units digit respectively. If a, b and c are non-zero consecutive numbers such that a < b < c, then which of the following must be true?

I. N is always divisible by 2
II. N is always divisible by 3
III. N is divisible by 6 only if b is odd.


A. I only

B. II only

C. I and II only

D. II and III only

E. I, II and III

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Re: N = abc where a, b and c are the hundreds, tens and units digit  [#permalink]

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New post 12 Aug 2017, 02:07
I is wrong if N is 123
II and III are always true
Three consecutive digits always divisible by 3

D


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--== Message from the GMAT Club Team ==--

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This discussion does not meet community quality standards. It has been retired.


If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.

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Re: N = abc where a, b and c are the hundreds, tens and units digit   [#permalink] 12 Aug 2017, 02:07
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N = abc where a, b and c are the hundreds, tens and units digit

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