-Where is it?
My school is in (nom de la où se trouve ton école)
-What time do you start?
I start at 8 am every days. (tu peux dire: I start at 8 am on Mondays and on Tuesdays, and at 9 am on Thursdays and on Fridays, par exemple), ça dépend de ton emplois du temps.
-What do you prefer and why?
I prefer math because I love calculate, ou I love sport because I love run, ça dépend de tes goûts.