4 ms·I think that most workplaces you wont get 4-5 hours of useful work done on average.by walshemj 8y agoI think that most workplaces you wont get 4-5 hours of useful work done on average.adjkant 8y agoAs in lower or higher?walshemj 8y agoLower getting 4 or 5 hours is the exception in my experience.