Question

1+2=21
2+3=36
3+4=43 in my point of how it comes is
4+5=70
ANSWER:
(10*2)+1=21
(10*3)+(3*2)=36
(10*4)+3=43
(10*5)+(5*4)=70
Why don't we think like this

Answer 1

kyunki hamara mind slow chalta hai