It may sound like a trick question, but it could become an increasingly common one as employers look for alternative ways to attract staff and boost productivity.
Research from job search site FlexJobs suggests that a wide range of industries, from finance to recruitment, are opening up to the idea of a shorter workweek.
Of course, the notion of a condensed workweek is nothing new.
Fans of the four-day week have been espousing its benefits from a productivity and cost-cutting perspective since the 1970s.
Indeed, in 1974, when the British government introduced a three-day workweek following an energy shortage, a national survey reported a 5 percent increase in productivity levels.
However, with job disruption on the up and employees demanding greater flexibility at work, its scope is growing.
And it appears some employers are keen to make the shift. »