Question

How to write a leave application for 6 days?

Answer 1

sir,
it is to state that, I, (ur name) the student of class (ur class ex:12), have to attend the marriage ceremony of my first cousin,it is necessary to attend that due to close family relation, but he lives in other state. I have to go there.
please grant me a leave of 6days. I will b thankful for your kind favor.

Answer 2

From,
(students name)

To, 
(to boss or principal)

Subject: Leave application for 6 days

Respected Sir/Mam,
 
(tell about your leave)

(reason for leave)

(appeal for considering request)

Thanking you,
(your name)