CREATE TABLE table_75583 ("Name" TEXT, "Street address" TEXT, "Years as tallest" TEXT, "Height ft / m" TEXT, "Floors" FLOAT)

What is the height of the building with 40 floors?
SELECT "Height ft / m" FROM table_75583 WHERE "Floors" = '40'
SELECT "Height ft / m" FROM "table_75583" WHERE "Floors" = '40'