CREATE TABLE table_64539 ("Rank" TEXT, "Group" TEXT, "Name" TEXT, "Nationality" TEXT, "Mark" TEXT)

What rank has a mark of NM and is from India?
SELECT "Rank" FROM table_64539 WHERE "Mark" = 'nm' AND "Nationality" = 'india'
SELECT "Rank" FROM "table_64539" WHERE "Mark" = 'nm' AND "Nationality" = 'india'