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Divisibility and Remainders

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Intern
Joined: 25 Jul 2017
Posts: 15

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06 Sep 2017, 08:58
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Question Stats:

100% (02:21) correct 0% (00:00) wrong based on 1 sessions

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When positive integer x is divided by 5, the remainder is 2. When positive integer y is divided by 4, the remainder is 1. Which of the following values CANNOT be the sum x+y?

(A) 12 (B) 13 (C)14 (D) 16 (E) 21

I am not sure how to solve this. All help is appreciated.

--== 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!

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Math Expert
Joined: 02 Sep 2009
Posts: 55271

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06 Sep 2017, 09:01
bkastan wrote:
When positive integer x is divided by 5, the remainder is 2. When positive integer y is divided by 4, the remainder is 1. Which of the following values CANNOT be the sum x+y?

(A) 12 (B) 13 (C)14 (D) 16 (E) 21

I am not sure how to solve this. All help is appreciated.

Discussed here: https://gmatclub.com/forum/when-positiv ... 72644.html
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Math Expert
Joined: 02 Sep 2009
Posts: 55271

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06 Sep 2017, 09:02
bkastan wrote:
When positive integer x is divided by 5, the remainder is 2. When positive integer y is divided by 4, the remainder is 1. Which of the following values CANNOT be the sum x+y?

(A) 12 (B) 13 (C)14 (D) 16 (E) 21

I am not sure how to solve this. All help is appreciated.

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

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
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: Divisibility and Remainders   [#permalink] 06 Sep 2017, 09:02
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