Question

wo konsi cheez hai jo saal Mein Ek Baar mahine Mein 2 bar hapte me Char bar Aur din me 6 bar Aati Hai

Answer 1

Ans Is "F"
In a year, there are 12 months, starting 
from January to
December. F comes one time only in February
In months, there are Four weeks.Starting 
from first week to
fourth week. So "F" comes two times in 
First week and fourth
week. It do not comes in second and third 
week.
In a week there are seven days. Starting 
from first day to
seventh day. That is first day, second day, 
third day, fourth
day, fifth day, sixth day and seventh day. 
So F comes 4 times
in week.( first, fourth, fifth).
And in a day, There are 24 hours. Starting 
from One to Twenty
four. So F comes 6 times in days( four, 
five,fourteen, fifteen,
twenty four).