Honestly speaking your question gives you zero useful information. Beginner's obession with speed is something that disappears with experience. Once you reach the demanded average quality level you won't be thinking that way and you will probably be as fast as required. What can be accomlished within a day is completely…
Then the question shouldn't be about the number of pants and saying statements with 'it depends' don't help.... Even the average day at the office comes down to 'it depends'. What stage of a project are we talking about? The beginning of a new part of the project? In that case the meetings increase and working on assets…