Friday
A week is larger than a day because a day has 24 hours but a week has 168.
24/7 means that it is happening all the time. There are 24 hours in a day and 7 days in a week, therefore it means that there isn't an hour out of the day, or a day out of the week that it isn't happening.
May 24 1966 was a Tuesday.
June 24, 1960, was a Friday.
May 24, 1998 was a Sunday.
June 24, 1992 fell on a Wednesday.
July 24, 1992 fell on a Friday.
January 24 1964 was on a Friday.
24 January 1982 was a Sunday.
January 24 1937 was a Sunday.
January 24, 1966 was a Monday.
January 24, 1967 fell on a Tuesday.
January 24, 1994 fell on a Monday.
January 24, 2004 fell on a Saturday.
January 24, 2009 fell on a Saturday.
January 24, 1942 fell on a Saturday.
January 24 1937 was a Sunday.