CREATE TABLE table_24849 ("Year" FLOAT, "Date" TEXT, "Driver" TEXT, "Team" TEXT, "Manufacturer" TEXT, "Laps" TEXT, "Miles  ( km ) " TEXT, "Race Time" TEXT, "Average Speed  ( mph ) " TEXT, "Report" TEXT)

What was the miles (km) for the race that had an average speed of 136.117 MPH?
SELECT "Miles (km)" FROM table_24849 WHERE "Average Speed (mph)" = '136.117'
SELECT "Miles (km)" FROM "table_24849" WHERE "Average Speed (mph)" = '136.117'