**Intelligence Test From Facebook**

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

#### Click here for Answer

**Answer is 12 and 11**

**Explanation:**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