CREATE TABLE table_51402 ("Year" CLOB, "Start" CLOB, "Qual" CLOB, "Rank" CLOB, "Finish" CLOB, "Laps" FLOAT)

What was the start of the competitor with a qualifying time of 84.300?
SELECT "Start" FROM table_51402 WHERE "Qual" = '84.300'
SELECT "Start" FROM "table_51402" WHERE "Qual" = '84.300'