JEE Main

If you had more than 160 marks the chances are more to get in to DTU. If you score more than this you should apply for DTU 2018 admission.

You should attempt JEE Mains and if you qualify JEE Mains, then you will be eligible for the JEE Advanced. According to your score in these exams will decide your branch and IIT, NIT colleges for Aerospace engineering.

Generally, cut-off for general PD student is 4-5 marks in JEE Mains. If you get 30-40 marks, then you will get good NIT for B.Tech.

The 12th result will be the sum of 11th+12th. For JEE advanced 75% marks are compulsory in 12th.

Colleges like VJTI, COEP, SPCE are government / government aided autonomous colleges. They fill 100% of their seats through MHTCET state ranks and not through JEE. Unlike other private engineering college, which has 15% quota through JEE, these colleges do not have any JEE quota.

If that university requires an entrance exam then you have to give entrance and fill the form, but nowadays, many universities are offering admission on the basis of JEE Mains rank or marks, so you have to apply for counselling of that university. Like, if u want to get any college under PTU or PU then you have to fill the online form for counselling and on the basis of your rank in JEE Mains, you will get admission.

Almost, all the colleges including the private one's consider JEE Mains marks for admission. The cut-off generally varies from college to college and also on the basis of that year's JEE cut-off.
Some colleges also offer direct admission on the basis of class 12th marks.

It depends on the college, if you want a private collection then you can get admission by getting 60 marks in JEE Mains but if you want NITs you need to get 250+ marks.

If you're qualified in JEE mains, your application will be accepted. But, it's compulsory to have studied Mathematics in PUC to apply any stream of engineering in Presidency University, Bangalore.

Hello,
Yes, you can take the help of many YouTube channels and Khan Academy for online help. Or, you can buy Akash itutor Tablet for more helps.