CREATE TABLE table_10605 ("Entrant" TEXT, "Constructor" TEXT, "Chassis" TEXT, "Engine" TEXT, "Tyre" TEXT, "Driver" TEXT, "Rounds" TEXT)

Motor Racing Developments used which tire in rounds 3-12?
SELECT "Tyre" FROM table_10605 WHERE "Entrant" = 'motor racing developments' AND "Rounds" = '3-12'
SELECT "Tyre" FROM "table_10605" WHERE "Entrant" = 'motor racing developments' AND "Rounds" = '3-12'