Brain teasers can be really fun to solve and sometimes might leave you agitated if you aren’t able to find a solution to the question. Now, a puzzle just like that has gone viral on social media. This puzzle features a number series question.

The brain teaser was shared by the Instagram handle @mathequiz. The question states, “Solve It! If 3, 4, 7, 7, 13, 13, 21, 22, 31, 34,?” (Also Read: Brain Teaser: Only maths geniuses can solve this without using a calculator)
The question also has four options as possible solutions. The options are “51,” “52,” “42,” and “43.”
Take a look at this brain teaser here:
This post was shared on September 19. Since being posted, it has received several likes and comments. Numerous people unanimously wrote that 43 is the core solution to this puzzle.
{{/usCountry}}This post was shared on September 19. Since being posted, it has received several likes and comments. Numerous people unanimously wrote that 43 is the core solution to this puzzle.
{{/usCountry}}Earlier, another such number series puzzle had gone viral on social media. The question read, “Only for genius: If 2+3=10, 8+4=96, 7+2=63, 6+5=66, then 9+3=?”
Will you be able to solve this? For the solution of this puzzle, click here.