CREATE TABLE table_27431 ("Name" TEXT, "#" FLOAT, "Position" TEXT, "Height" TEXT, "Weight" FLOAT, "Year" TEXT, "Former school" TEXT, "Hometown" TEXT)

How many position did a player took while weighing 170?
SELECT COUNT("Position") FROM table_27431 WHERE "Weight" = '170'
SELECT COUNT("Position") FROM "table_27431" WHERE "Weight" = '170'