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# If A and B are two-digit integer that share the same digits, except in

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Director
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Joined: 25 Nov 2015
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If A and B are two-digit integer that share the same digits, except in  [#permalink]

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15 Oct 2017, 06:45
00:00

Difficulty:

45% (medium)

Question Stats:

80% (01:05) correct 20% (02:21) wrong based on 10 sessions

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If A and B are two-digit integers that share the same digits, except in reverse order, then what is the sum of A and B?
1) A-B=45
2) The difference between the two digits in each number is 5

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Re: If A and B are two-digit integer that share the same digits, except in  [#permalink]

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15 Oct 2017, 06:59
1
From the Stem we get:-
A = 10x+y
B = 10y+x

(where x and y are the value of digits)

To Find: A+ B ie 11x+11y= 11 (x+y)

Essentially the questions is what is the value of x+y?

St 1: we get A-B= 9x-9y=45 ie x-y=5. Insufficient
St 2: x-y=5. Insufficient

1+2 gives no new information

Hence E
Math Expert
Joined: 02 Sep 2009
Posts: 47169
Re: If A and B are two-digit integer that share the same digits, except in  [#permalink]

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15 Oct 2017, 08:54
souvonik2k wrote:
If A and B are two-digit integers that share the same digits, except in reverse order, then what is the sum of A and B?
1) A-B=45
2) The difference between the two digits in each number is 5

Discussed here: if-a-and-b-are-two-digit-numbers-that-share-the-same-digits-94795.html

Please post DS questions in DS forum.

The question is locked and archived.

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

This is not a quality discussion. 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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Re: If A and B are two-digit integer that share the same digits, except in &nbs [#permalink] 15 Oct 2017, 08:54
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# If A and B are two-digit integer that share the same digits, except in

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