Question 53833
IF THE AREA OF THE FLOOR IS X SQUARE FEET (X^2) & THE WALLS ARE 10 FEET HIGH THEN THE VOLUME OF THE ROOM IS X^2 FEET*10 FEET OR 10X^3 FEET
THUS 8*10X^3=80X^3 (80 CUBIC FEET) OF AIR MUST BE REMOVED PER HOUR.

THE 80X^3 FEET IS READ 80X CUBIC FEET. THAT'S THE VOLUME OF THE ROOM (10^3 FEET) TIMES 8