Question

How many minutes are there in one year.

Answer 1

525600 minutes in 1 year
in a leap year they are 527040 minutes

Answer 2

a year have 365 days
and 1 day have 24hr
in 1hr have 60min
now calculate 
24 x 60 x 365=5,25,600 minutes in a year
 leap year have 366 day
so 24 x 60 x366 = 5,27,040 minutes