Hello,

GNM is diploma level nursing course spanning over a duration of 3.5 years which has three years of academic study followed by six months of internship,

the eligibility criteria regarding this is passed 10+2 in any stream from a recognized board securing securing 40% marks having studied English as a subject, so you can definitely go ahead with GNM even from humanities background, unlike say in case of BSc Nursing where it's mandatory to have studied physics, chemistry, biology , English  as core subjects,

admission may be based on the merit of the qualifying examination or done through entrance tests,

Some of the top colleges offering GNM with its fee structure are as follows;

Uttar Pradesh University of Medical Sciences; Rs 43,000

Jagannath Gupta Institute of Medical Sciences and Hospital, Kolkata; Rs 255,000

Dr NTR University of Health Sciences, Vijayawada - Rs 22,000

Hind Institute of Medical Sciences, Lucknow - Rs 162,000

Shri Guru Ram Rai University, Dehradun; Rs 253,000

check out the list of Colleges offering GNM at https://medicine.careers360.com/colleges/list-of-general-nursing-and-midwifery-colleges-in-india