CREATE TABLE table_67540 ("Week" FLOAT, "Set 1" CLOB, "Set 2" CLOB, "Set 3" CLOB, "Set 4" CLOB, "Set 5" CLOB, "Volume Lbs." FLOAT, "Peak Intensity ( Last Set ) " CLOB, "% of 1 Rep Max ( Last Set ) " CLOB)

How many lbs does a set 4 of 115lb x 8reps have?
SELECT "Volume Lbs." FROM table_67540 WHERE "Set 4" = '115lb x 8reps'
SELECT "Volume Lbs." FROM "table_67540" WHERE "Set 4" = '115lb x 8reps'