Question

Why do we take the three digits here as a-d, a and a+d ? What is the reason and logic behind this ? Can we take a, a+d, a+2d ?

Answer 1

Answer:

oh bro very simple ans..

3 digit are is smae diffrence...

1 st is less than middle,

3rd is more than middle...

somthing is mines 1st that is plus in 3rd ,

so logically total of 3 number is thrice of middle

• u think practically suppose take 1 number in your mind.. ( take 8)
• know somthing mines and plus in it ( +_ 3 )
• series become 5+8+11
• know u can saw total of number is thrice of middle

is thrice of middle

so its easier way to solve question..

i hope my ans help u...