Approximately .22 cubic feet.
There are 12 inches in one foot. Therefore, 22 inches is equal to 22/12 = 1.83 recurring (that is, 1.83333...) feet.
3.36 square feet.
1.83 feet.22 inches = 22/12 feet.
22 sq feet is 3,168 sq inches.
22 Feet and 10 inches.
72 inches x 22 inches = 11 sq feet
12 inches = 1 foot 22 inches = 1 foot 10 inches = 1.83 feet