JEE Main Eligibility

You can check the eligibility criteria on the www.kuk.ac.in.

No, your number of attempts are not counted, just the years are counted as per your 12th year.

Yes, you are definitely eligible for the JEE Mains 2019. You have 3 attempts to give JEE Mains.

Yes, you are eligible for JEE Mains 2019. There are 3 attempts for JEE Mains after that.

You have to apply for improvement in board exams. And go for preparation of JEE by Dropping a year. Make sure you prepare well for both JEE and boards and appear next year for exams.

Its depend on your 12th marks and JEE Mains marks and you can also check your rank and college via this link:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor
https://www.shiksha.com/b-tech/resources/jee-main-rank-predictor

You have to qualify JEE mains in your respective category with not only just passing marks but with a little more than that. The colleges will be allotted via counselling process. For college prediction, use this link:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor
and for rank prediction use below link
https://www.shiksha.com/b-tech/resources/jee-main-rank-predictor
Best of luck.

On the basis of JEE Mains score and rank, you can't get a good college.

It is difficult to get admission in any college but you can use the Shiksha college predictor tool:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor?utm_source=cconnect&utm_medium=CR_JEECP&utm_campaign=5836167.