CREATE TABLE table_46361 ("Round" FLOAT, "Pick" FLOAT, "Overall" FLOAT, "Name" TEXT, "Position" TEXT, "College" TEXT)

What is the total round of the rb player from Purdue with a pick less than 3?
SELECT COUNT("Round") FROM table_46361 WHERE "Position" = 'rb' AND "College" = 'purdue' AND "Pick" < '3'
SELECT COUNT("Round") FROM "table_46361" WHERE "College" = 'purdue' AND "Pick" < '3' AND "Position" = 'rb'