CREATE TABLE table_65549 ("Position" FLOAT, "Gymnast" TEXT, "A Score" FLOAT, "B Score" FLOAT, "Total" FLOAT)

What is the total when the B Score was 9.15 for Cheng Fei ( chn )?
SELECT AVG("Total") FROM table_65549 WHERE "B Score" = '9.15' AND "Gymnast" = 'cheng fei ( chn )'
SELECT AVG("Total") FROM "table_65549" WHERE "B Score" = '9.15' AND "Gymnast" = 'cheng fei ( chn )'