Theater m has 25 rows with 27 seats in each row. how many of the seats were occupiedduring a certain show? (1) during the show, there was an average (arithmetic mean) of 10 unoccupied seatsper row for the front 20 rows.(2) during the show, there was an average (arithmetic mean) of 20 unoccupied seatsper row for the back 15 rows.