CREATE TABLE table_65316 ("Constituency number" TEXT, "Name" TEXT, "Reserved for  (  SC / ST /None ) " TEXT, "District" TEXT, "Number of electorates  ( 2003 ) " FLOAT)

Which District is Constituency number 22?
SELECT "District" FROM table_65316 WHERE "Constituency number" = '22'
SELECT "District" FROM "table_65316" WHERE "Constituency number" = '22'