User talk:Patelprakashk

How to find weekday of a given date
There is a trick:

"To Have Unfailing Perpetual Calendar Easily Follow Out Clearly Rao's Method New"

This is a sentence having twelve words representing twelve months.

To find a weekday for 28 February 1979: 28       date 02       month 19       first two digits of year 79       last two digits of year 04       integer part (floor) of first two digits of year / 4 (19/4) 494       integer part (floor) of year / 4 (1979/4) 08       alphabetical order of letter of first character of word representing month in above sentence. (month is 2, so first character of           second word which is Have, H is 8th character in alphabet)

634       sum

Divide sum 634 by 7 and remainder is 4

If remainder is 1 Sunday, 2 Monday, 3 Tuesday, 4 Wednesday, 5 Thursday, 6 Friday and 7 Saturday.

So, 28 February 1979 is Wednesday.