have you ever wanted to know the day a particular date falls on.. Here is the trick

SERIES--> 0336 1462 5035

If you want to calculate the day the following date falls

20-08-08

2008

- 1900 Subtract the year by 1900

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= 108

+ 27 Add the quotient of 108/4 (no. of leap years from 1900)

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= 135

+ 20 the Date

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= 155

+ 2 Aug is 8^th month, 8^th number in above series is ‘2’

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159

Now divide it by 7, the remainder is 3

1-->Monday

2-->Tuesday

.

.

.

.

0-->Sunday

All you have to do is to remember the above Series. Think logically when you are finding out the day of dates of January and February in a leap year. You have to subtract ‘1’ from the final Sum.Why??