UPCAT

Yes, you can pursue B.Tech with a minimum of 55% in your PUC, but remember that you needed really good score in the entrance exam in order to get into a top college.

Hello Shakib,
UPSEE is an examination that is conducted for admission to different courses in the state of UP, depending on your eligibility you have to appear for a certain paper. I am attaching a link that should give you all the required information about this examination. The examination is online mode this year and while filling up application form if there is no specific question asking the student to give a choice of language then it is deemed to be only in English. https://upsee.nic.in/publicinfo/public/home.aspx
Best wishes to you.

You'd better collect good material, by referring to various books. Then, you can get an excellent rank. Depending on one book may not be sufficient.

Kindly visit this link:
https://www.shiksha.com/b-tech/upsee-exam-question-papers

You need to score below 10k so that you will be in safe point in UPSEE Paper 4 for GCA. So, work hard and achieve the best.

Yes, you can apply for UPSEE. Here, you haven't the mention the course or stream you want to pursue. You can apply for the UPSEE. The admission to the prior institute depends on the Score, Rank and counseling, based on your scores, you can use college predictor.

You are eligible for admission in UPSEE 2019 with your 12 marks. In that case If there is possibilities that percentage is increasing you may fill appearing. Otherwise when the result announced you can choose the best score.

Are you referring to an article or answer here on this site that says so? If that is the case, then you can report it or give the link to the said page and someone will take care of it.

You should visit the website. Also it's available on amazon and flipcart