CREATE TABLE table_73105 ("C_{low}" TEXT, "C_{high}" TEXT, "I_{low}" FLOAT, "I_{high}" FLOAT, "Category" TEXT)

What's the C_{high} when the C_{low} value is 250.5?
SELECT "C_{high}" FROM table_73105 WHERE "C_{low}" = '250.5'
SELECT "C_{high}" FROM "table_73105" WHERE "C_{low}" = '250.5'