LLB

You are eligible to do LLB Programme, then after you can go for LLM programme, because LLM programme is a Master's degree programme. And for law colleges you can check this link:
https://www.shiksha.com/top-law-colleges-in-india-rankingpage-56-2-0-0-0

You have to write the entrance exam first as all admissions are now based on entrance exam's results.

Hello Rajalakshmi,
Yes, many universities in Tamil Nadu offer LL.B. through distance mode education. You can use the location filters on this link:
https://shiksha.com/searchLayer

Yes, you can apply in any college whether it is DU or any private college.

Amity University admission procedure has a planned structure. The candidate should have their class 10th and class 12th passing certificate. The entrance exam of Amity University needs to be cleared which will be followed by an interview round. For more details please log onto the official website of Amity University, Mumbai.

You have to write entrance first before taking admission

Yes dear you can do it very well

That the college authorities woll be able yo answer you the best. Contact them in person or through helplines on the website. They will provide you the best kind of authentic and appropriate knowledge.

It is too low I have to admit. There is generally a cutoff of at least 60 percent, which you could not get, hence I am not sure of your admission.

Hi,
You can take admission in either 5 year/ 3 year (if graduated) LLB. By scoring good rank in entrance exams like CLAT AILET DUCET, BHU CET, JMI, AMU, and IPU CET CCSU etc.