CREATE TABLE table_5478 ("Rank" TEXT, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

How many bronze medals are there when there are fewer than 3 silver medals and 7 medals total?
SELECT "Bronze" FROM table_5478 WHERE "Silver" < '3' AND "Total" = '7'
SELECT "Bronze" FROM "table_5478" WHERE "Silver" < '3' AND "Total" = '7'