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Which number replaces the question mark in the following image?

+1 vote
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posted Mar 29, 2016 by Aman Narayan Detha

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1 Answer

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6+1=7
ans(7)+2=9
3+2=5
ans(5)+2=7
similarly,
4+?=x
ans(x)+2=11
therefore x=11-2
x=9
4+?=9
?=9-4
?=5
the answer is 5

answer Mar 31, 2016 by Saravanakumar
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