3 feet = 36 inches (wide, long or tall they are all the same.)
About 16.
2,880
1040
Depends how tall and wide you are!
54.
Volume of a tube 5 inches wide 10 inches long and 3 inches tall is 150 cubic inches
5 inches tall 9 inches wide
8.1 inches tall, 5 inches wide
No
3 ft tall
26.65 cu .ft.