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If S, a two-digit number, is added to the number formed when the digit
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17 May 2022, 01:00
17 May 2022, 01:00
Expert Reply
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Question Stats:
66% (00:52) correct
33% (00:34) wrong based on 9 sessions
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If S, a two-digit number, is added to the number formed when the digits of S are reversed, which of the following can be the result?
(A) 45
(B) 63
(C) 77
(D) 64
(E) 98
(A) 45
(B) 63
(C) 77
(D) 64
(E) 98
Part of the project: Skill Builder Project for a Q170
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GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
Re: If S, a two-digit number, is added to the number formed when the digit
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17 May 2022, 14:16
17 May 2022, 14:16
1
In simple words, a 2 digit number is reversed and add to the original number, so if the 2 digit number is xy, it can be written as 10x + y and then it's added to 10y+x, so result will be 11(x+y). Answer will always be divisible by 11.
Answer is C), only choice divisible by 11.
Answer is C), only choice divisible by 11.
gmatclubot
Re: If S, a two-digit number, is added to the number formed when the digit [#permalink]
17 May 2022, 14:16
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