Aptitude - Calendar - Discussion

Discussion Forum : Calendar - General Questions (Q.No. 4)
4.
What will be the day of the week 15th August, 2010?
Sunday
Monday
Tuesday
Friday
Answer: Option
Explanation:

15th August, 2010 = (2009 years + Period 1.1.2010 to 15.8.2010)

Odd days in 1600 years = 0

Odd days in 400 years = 0

9 years = (2 leap years + 7 ordinary years) = (2 x 2 + 7 x 1) = 11 odd days 4 odd days.

Jan.  Feb.   March    April    May  June  July  Aug. 
(31 +  28  +  31   +   30   +  31  + 30  + 31  + 15) = 227 days

227 days = (32 weeks + 3 days) 3 odd days.

Total number of odd days = (0 + 0 + 4 + 3) = 7 0 odd days.

Given day is Sunday.

Discussion:
95 comments Page 9 of 10.

Jagadish said:   8 years ago
How can I find 40 years & how many odd days?

Poonam said:   8 years ago
Please tell me why always take 1600 and 400?

Bidhya chhetri said:   9 years ago
Total odd day 0 + 0 + 4 + 3 = 7 = 0 Odd day.

Lakshmi said:   8 years ago
Why we take 1600 and 400 explain in detail?

Sumit said:   1 decade ago
11 odd days= 4 odd days. Can't understand.

Himanshu said:   7 years ago
How 2 Leap Year? Please Explain in detail.

Sonam Wangchuk said:   5 years ago
227 =3 odd days How? Actually 227/7 =4.
(4)

Pankaj Shelke said:   3 years ago
I think the correct answer is Friday.
(16)

Vaishnavi said:   6 years ago
On what basis is m being determined?

Saurav said:   1 decade ago
How 1600 and 400 gets 0 odd days ?


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