Correct Answer - Option 1 : Friday
No. of Odd days |
Simple Year |
Leap Year |
365 / 7 = 52 weeks + 1 odd day
|
366 / 7 = 52 weeks + 2 odd day
|
Years |
No. of odd days |
100 years |
5 |
200 years |
3 |
300 years |
1 |
400 years |
0 |
Note Multiple of 400 years i.e. 800, 1200, 1600, 2000 have 0 odd days.
Calculating leap year: For Finding the number of leap (1 - 99) years, divide the number of years by 4 and the quotient will be the number of leap years.
Code for weekdays:
No. of odd days |
Day |
0 |
Sunday |
1 |
Monday |
2 |
Tuesday |
3 |
Wednesday |
4 |
Thursday |
5 |
Friday |
6 |
Saturday |
31st October 2008
2000 years + 7 years + (1st January 2008 - 31st October 2008)
2000 year + 1 leap year + 6 ordinary year + 305 days
0 odd days + 2 odd days + 6 odd days + 4 odd days = 1 week + 5 days
5 is the code for Friday
Hence, Friday is the correct answer.