CREATE TABLE table_203_711 (id DECIMAL, "name" TEXT, "age" DECIMAL, "hometown" TEXT, "occupation" TEXT, "culinary p.o.v." TEXT, "eliminated" TEXT)

how many competitors were under the age of 30 ?
SELECT COUNT("name") FROM table_203_711 WHERE "age" < 30
SELECT COUNT("name") FROM "table_203_711" WHERE "age" < 30