Question
On which dates of April 2012 will a Sunday come?
Answer: Option B
Answer: (b)
First of all, we have to find the day on 1st April, 2012 1st April 2012 means
(2011 years 3 months and 1 day)
Now, 2000 years have 0 odd days 11 years have
(2 leap years and 9 ordinary years)
= ( 2 × 2 + 9 × 1 ) odd days
= (4 + 9) odd days = 13
= 6 odd days
3 months and 1 day
January
31
February
29
March
31
April
1
= 92 days = 1 odd day
Total number of odd days = ( 6 + 1 ) = 7
⇒ 0 odd day
Hence, it was Sunday on 1st April 2012. (1st Sunday).
Subsequently, Sundays of the month were on 1st, 8th, 15nd, 22nd, and 29th.
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Answer: (b)
First of all, we have to find the day on 1st April, 2012 1st April 2012 means
(2011 years 3 months and 1 day)
Now, 2000 years have 0 odd days 11 years have
(2 leap years and 9 ordinary years)
= ( 2 × 2 + 9 × 1 ) odd days
= (4 + 9) odd days = 13
= 6 odd days
3 months and 1 day
January
31
February
29
March
31
April
1
= 92 days = 1 odd day
Total number of odd days = ( 6 + 1 ) = 7
⇒ 0 odd day
Hence, it was Sunday on 1st April 2012. (1st Sunday).
Subsequently, Sundays of the month were on 1st, 8th, 15nd, 22nd, and 29th.
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