Aptitude - Question 1

+7 votes
What is the next number in the following sequence? 
3, 13, 1113, 3113, ..
(A) 3331 
(B) 132113
(C) 1331 
(D) 3333
asked May 10 in Aptitude by getgatebook (33,930 points)
reshown May 11 by getgatebook

1 Answer

+15 votes
Each number is a digit by digit description of the previous number.
So,

3 = One 3 --> 13.
13 = One 1, One 3 --> 1113.
1113 = Three 1, One 3 --> 3113.
3113 = One 3, Two 1, One 3 --> 132113.
answered May 11 by tsmahesh15-1994 (370 points)
good explanation
did you get that right in the exam?
No. Google searched after the exam.
Yupp I got it in exam
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