Boats and Streams - Aptitude Questions and Answers Page 2

If Devi's Ist birthday fell in January 1988, on one of the Mondays, the day on which are was born is

Answer : [A]
Explanation :

Devi was born on 1987, which is an ordinary year.

It has 1 odd day.

So the day on which she was born was 1 day beyond the day on January 1988.

She was born on Sunday.

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Divya got married on December 15th 2004. What was the day?

Answer : [A]
Explanation :

December 15th 2004 = (2003 + Period from 1st January 2004 to 15th December 2004)

Counting of odd days:

2000 years have 0 odd days, 3 ordinary years have 3 odd days

Jan.	Feb.	Mar.	Apr.	May.	June.	July.	Aug.	Sep.	Oct.	Nov.	Dec.
31	29	31	30	31	30	31	31	30	31	30	15

= 350 days = 50 weeks = 0 odd days.

Total No. of odd days = 0 + 3 + 0 = 3 odd days

The required day is Wednesday.

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The calendar for the year 2005 is the same as for the year.

Answer : [B]
Explanation :

Count the number of days from 2005 onwards to get 0 odd day.

Year	2005	2006	2007	2008	2009	2010
Odd days	1	1	1	2	1	1

= 7 = 0 odd day

Calendar for the year 2011 is the same as 2005

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