CREATE TABLE table_47463 ("Match No." FLOAT, "Date" TEXT, "Time" TEXT, "Score" TEXT, "Venue" TEXT, "Match Report" TEXT)

What is the highest Match No., when Date is 2008-03-21, and when Time is 16:00?
SELECT MAX("Match No.") FROM table_47463 WHERE "Date" = '2008-03-21' AND "Time" = '16:00'
SELECT MAX("Match No.") FROM "table_47463" WHERE "Date" = '2008-03-21' AND "Time" = '16:00'