Hello Dipu

Eligibility criteria for Neet:

1.Must have passed 10+2 from any recognized board.

2.Must have secure an aggregate of 50% in 10+2(40% for SC/ST/OBC).

3.Maximum age is 25 years (30 for reserved categories).

4.Minimume age limit is 17 years old.

So you are eligible for Neet with 48% in 10+2.

For further information you can visit this link:

https://medicine.careers360.com/articles/neet-eligibility-criteria

So I hope you find this helpful 

Thank you 

Good luck.