CREATE TABLE table_73420 ("Year" FLOAT, "Date" CLOB, "Driver" CLOB, "Team" CLOB, "Manufacturer" CLOB, "Laps" CLOB, "Miles  ( km ) " CLOB, "Race Time" CLOB, "Average Speed  ( mph ) " CLOB, "Report" CLOB)

How many miles were driven in the race where the winner finished in 2:47:11?
SELECT "Miles (km)" FROM table_73420 WHERE "Race Time" = '2:47:11'
SELECT "Miles (km)" FROM "table_73420" WHERE "Race Time" = '2:47:11'