CREATE TABLE table_6283 ("Rank" TEXT, "Institution" TEXT, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT)

What is the highest number of Silvers for rank 7 teams with 1 gold and under 1 bronze?
SELECT MAX("Silver") FROM table_6283 WHERE "Bronze" < '1' AND "Gold" = '1' AND "Rank" = '7'
SELECT MAX("Silver") FROM "table_6283" WHERE "Bronze" < '1' AND "Gold" = '1' AND "Rank" = '7'