Four-day week on transportation, heating, and substitute teachers. More modest attempts to enact a 32-hour workweek (a four-day week and an eight-hour day combined) have remained elusive in the following 80 years despite pockets of residual support. In Gambia, a four-day workweek was introduced for public officials by president Yahya Jammeh, effective as of 1 February 2013. Working hours became Mondays through Thursday 8 a.m. to 6 p.m., with Friday foreseen as a day of rest to allow residents more time for prayer and agriculture. This regulation was abolished in early 2017 by his successor, president Adama Barrow, who decreed a half-day
Determination of the day of the week ISO 8601. The day designated with 7 may also be counted as "0", by applying the arithmetic modulo 7, which calculates the remainder of a number after division by 7. Thus, the number 7 is treated as 0, 8 as 1, 9 as 2, 18 as 4 and so on. If Sunday is counted as day 1, then 7 days later (i.e. day 8) is also a Sunday, and day 18 is the same as day 4, which is a Wednesday since this falls three days after Sunday. The basic approach of nearly all of the methods to calculate the