1.
Answer: Option 'B'
Formula:-(Date + Month code + No.of years + No.of leap year + Century code)/7
= (24 + 0 + 11 + 2 + 6)/7 = 43/7 = 1
= Sunday
2.
What was day of the week on 21-September-1987?
Answer: Option 'B'
Formula:-(Date + Month code + No.of years + No.of leap year + Century code)/7
= (21 + 6 + 87 + 21 + 0)/7 = 135/7 = 2
= Monday
3.
What was the day of the week on 26-January-1950?
Answer: Option 'D'
Formula:-(Date + Month code + No.of years + No.of leap year + Century code)/7
= (26 + 1 + 50 + 12 + 0)/7 = 84/7 = 5
= Thursday
4.
Today is Monday, after 61 days, the day will be:
Answer: Option 'B'
Each day of the week is repeated after 7 days.
So, after 63 days, it will be Monday.
After 61 days, it will be saturday.
5.
Which of the following is not a leap year?
Answer: Option 'A'
The century divisible by 400 is a leap year.
The tear 700 is not a leap year
6.
Today is Friday, after 126 days, it will be:
Answer: Option 'C'
126/7 = 0
Each day of the week is repeated after 7 days.
So, after 126 days, it will be Friday.
After 126 days, it will be Friday.
7.
How many days are there in x weeks X days?
Answer: Option 'B'
x weeks x days = (7x + x) days = 8x days
8.
It was Sunday on January-1-2006. Find the day of the week on January-1-2010?
Answer: Option 'C'
Answer: Option 'C'
On 31st December, 2005 it was Saturday.
Number of odd days from the year 200 to the tear 2009 = ( 1 + 1 + 2 + 1 ) = 5days
On 31st December 2009, it was Thursday.
Thus, on 1st Jan, 2010 it is Friday.
9.
What was the day of the week on 7th October, 2003?
Answer: Option 'B'
Formula = ( Date + Monthcode + No.of years + No.of leapyears + Century code )/ 7
==> (7 + 1 + 3 + 0 + 6)/7 = 17/7 = 3
==> Tuesday
10.
On 2007, What was the date of last Saturday in May month?
Answer: Option 'D'
1 - May - 2007
=(1 + 2 + 7 + 1 + 6)/7 = 17/7 = 3 = Tuesday
= May 1st --> Tuesday + 5 days = Saturday = 5th may
5th may + 7 days = Saturday = 12th may
12th may + 7 days = Saturday = 19th may
19th may + 7 days = Saturday = 26th may
= Answer = 26th may