hi,

see it depends on which of the exams or admission in institute you have applied and their rules for the admission process, generally Non-judicial stamp papers are used for the process of execution of documents like sale deed, power of attorney, affidavits, rent agreement, transfer of property like building, mortgage, land, etc. . The prices of non-judicial stamp papers starting  at present of Rs. 100, Rs. 500. rs 1000, and more are available in India.  Non-judicial stamp papers purchased from out side jurisdiction or from  Collectorate office.