Which number should replace the question mark ?
Number Puzzle #122
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2+1=3
3+1=4
7+3=10
13+3=16
………..
0+1=1
2+1=3
2+3=5
10+3=13
3+1=4
7+3=10
13+3=16
………..
0+1=1
2+1=3
2+3=5
10+3=13
answer by sakshi
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19
2+1=3
3+1=4
7+3=10
13+3=16
………..
0+1=1
2+1=3
2+3=5
10+3=13
19
13
11