CREATE TABLE table_1751142_2 (shuttles INT, shuttle_time__seconds_ VARCHAR)

What is the fewest number of shuttles where the shuttle time is 6.55 seconds?
SELECT MIN(shuttles) FROM table_1751142_2 WHERE shuttle_time__seconds_ = "6.55"
SELECT MIN("shuttles") FROM "table_1751142_2" WHERE "6.55" = "shuttle_time__seconds_"