How to prapration any btech entrance exams without coaching
hii ali
for self preparation you must mainly good at basics i.e subject specially the mathematics , physics , chemistry.
please fallow the below steps for preparation
as of now you have 3 months in avereage in your hand for any exam first get good grip in the subject gain it
become perfect in formulas and start practicing the MCQs as per the sylubus while check where you stand after that fix where you are lacking
solve as varity of problem with diffrent toughness but dont go for more no of solveation since time is low
once you are done with these with all subjects then try solving old question paper , and solve as many as you can, these steps if you fallow its more than enough
regards