Question

Find the day of the week on 16 January, 1969

• A. Monday
• B. Tuesday
• C. Wednesday
• D. Thursday

Answer 1

The correct option is D Thursday

$1600$ years have '0' odd day..................... (A)
$300$ years have '1' odd day .......................(B)
$68$ years have $17$ leap years and $51$ ordinary years.
Thus $(17\times 2+51\times 1)=85$ odd days
$\cong$ '01' odd day.................... (C)
16 January has $=02$ odd days .........................(D)
Adding (A) + (B) +(C) +(D),
We get, $0+01+01+02=04$ odd days
Ans : Thursday