SELECT AVG(number_of_electorates__2003_) FROM table_name_80 WHERE reserved_for___sc___st__none_ = "sc" AND constituency_number = "50"
Berapa jumlah rata -rata pemilih (2003) yang disediakan untuk SC dengan jumlah konstituensi 50?
CREATE TABLE table_name_80 (number_of_electorates__2003_ INTEGER, reserved_for___sc___st__none_ VARCHAR, constituency_number VARCHAR)