The following brain teaser has been shared more than 3 million times on Facebook.
It seems to be easy for some people but difficult for others.
Which group are you in?
6 + 4 = 210
9 + 2 = 711
8 + 5 = 313
5 + 2 = 37
7 + 6 = 113
9 + 8 = 117
10 + 6 = 416
15 + 3 = 1218
?? + ?? = 123
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Answer is 12 and 11Explanation:
The logic followed is :
The difference of 1st and 2nd number and the sum of the numbers.
So to get 123, 12 - 11 = 1 and 12 + 11 = 23 which gives 123.
Hence the answer is 12 + 11 = 123