Que vas a hacer translates to "What are you going to do?"
"Que vas a hacer mañana" means "What are you going to do tomorrow?" in Spanish.
"What are you going to do after class?"
"Que vas a estudiar mañana" means "What are you going to study tomorrow?" in Spanish.
It is "¿Qué vas a hacer?", meaning "What are you going to do?" Your answer would be in the form of "Voy a...", for example "Voy a ir de compras." - "I'm going to go shopping".
Que vas a pedir means "What are you going to order or ask" this phrase is used when talking to a waitor
"Que vas a hacer mañana" means "What are you going to do tomorrow?" in Spanish.
"Que vas a hacer ahora?" means "What are you going to do/make now?"
Que vas a hacer esta noche means "What are you going to do tonight"
Que vas a hacer el domingo proximo means what are you going to do next Sunday?
Que va usted/vas hacer hoy? (Formal/informal)
"What are you going to do after class?"
It literally means "...it which you are going to do today.." and it is more mellifluously interpreted as, "...what you're gonna do today."
What are you going to do Sunday morning?
Translation: What are you going to do tomorrow with your friend?
(lo) que vas a hacer. (include 'lo' if a statement; omit 'lo', add accent over 'e' in 'que' if a question)
What school do you go to ?
¿Qué vas a hacer?