Question

*Here comes a killer puzzle :*
9999=4
8888=8
1816=3
6666=4
8686=6
1212=0
1919=?
Let's see can u crack this on.e...

*HINT: No Maths to solve this... Just Observe... Observe... and think*

Please submit your answer with justification.​

Answer 1

$<marquee>..Here is ur answer is 2 .....$.

there are 4 circles in 9999 so answer = 4

there are 8 circles in 8888 so answer = 8...

Similarly ...

there are 2 circles in 1919 so answer = 2