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Fill the question mark in the following figure - 5 11 6 9 13 18 11 20 21 25 16 ?

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Fill the ??

 5  11   6   9
13  18  11  20
21  25  16   ? 
posted Aug 3, 2014 by anonymous

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5 Solutions

+1 vote

31 is the ans
as if all the columns have same difference so the last column has a difference of 11

solution Aug 4, 2014 by Vivek Mittal
+1 vote

Ans - 31
As 5+ 8=13+8=21
11+7=18+7=25
6+5=11+5=16
9+11=20+11= 31

solution Dec 14, 2014 by Pallavi Patil
0 votes

(13-5)+13 = 21
(18-11)+18 = 25
(11-6)+11 = 16
(20-9)+20 = 31

so, 31 is the answer.

solution Mar 14, 2016 by Ashutosh Kumar Anand
0 votes

Ans is 31 , because the difference in two rows is 31 .

solution Sep 13 by anonymous
0 votes

31 is the Answer

5+ 8=13+8=21
11+7=18+7=25
6+5=11+5=16
9+11=20+11= 31

solution 6 days ago by Mogadala Ramana



Similar Puzzles
–2 votes

? + ? + ? + ? + ? = 30

You have to fill numbers in place of question marks. The numbers that you can use are 1, 3, 5, 7, 9, 11, 13 and 15. You can repeat the numbers if you like.

0 votes

IF
1,3,3=5
9,7,4=8
11,14,10=15
20,16,12=18
Than
3,6,7=?

0 votes

Fill in the question mark in the following grid?

8   12  9
10  7   20
3   10  ??
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