Hey.
Here is a list of all government medical colleges in Rajasthan and their respective cut offs for admission for the SC category under the State quota in 2018. Considering this you would require a range of marks around this atleast for a fair chance of admission.
SMS Medical College, Jaipur

19,542

520
Sardar Patel Medical College, Bikaner

35,560

477
RNT Medical College, Udaipur

37,652

472
Government Medical College, Kota

46,687
Jawaharlal Nehru Medical College, Ajmer

36,748

474
Dr. SN Medical College, Jodhpur

38,084

471

RUHS College of Medical Sciences, Jaipur

27,623

496
Jhalawar Medical College, Jhalawar

56,394

436