It means,"What do you have in your backpack?"
"si la vida te da mil razones para llorar demuestrale que tienes mil una para sonreir" translates into English as "If life gives you a thousand reasons to cry, show it that you have a thousand ones to smile as well."
'Do you have plans for tonight/this evening?'
It means "How many books for your classes this semester?"
In general, it means "for."Para has several other uses/meanings like below:For: Quiero eso para mi abuelo. - I want this for my grandfather.In Order To: Para estudiar bien tienes que sacar buenos apuntes - In order to study well, you need to take good notes.By (a certain time): Hay que hacer la tarea para lunes. - The homework must be done by Monday.(Not to be confused with parar or pare commonly seen on stop signs in spanish speaking countries, pronounced as para, having the same meaning as alto english translation stop.)
Para can have several meanings. The verb "para" can mean to stop when issued as a command. Most often, however, para is a preposition. It can mean "by": para mañana means "by tomorrow." It can mean "for": El libro es para tí means "The book's for you." It can mean in order to: Fuí para ver La Casa Blanca means "I went (in order) to see the White House."
"¿Qué necesitas para el colegio?" means "What do you need for high school?". The word "colegio" does not mean "college". That would be "la universidad".
Book bag or backpack more exactly backpack for book
What do you have to do to get (yourself) ready/prepare yourself
Literally: Here you have me for what you want. "At your service", "I am here for you"
En mi mochila tengo cuadernos, libros y lápices para la escuela.
That you must buy for the cupleanos of a relative? is that what you mean?
its says what do you have to do to be ready in the morning
It means "What do you have to do to get good grades?"
"si la vida te da mil razones para llorar demuestrale que tienes mil una para sonreir" translates into English as "If life gives you a thousand reasons to cry, show it that you have a thousand ones to smile as well."
It means "What do you have to do in order to be a good student."
Tienes que estudiar para química
Do you have a key so that you can get in later?