Question

three co-workers want to fill a friend's office with ballons as a joke. the room is 8 feet high, 9 feet long and 11 feet wide. if 3 balloons fill 1 cubic foot, how many balloons will they need to fill the office?

Answer 1

multiply the volume of the room
9*11*8=792
multiply 792 by three wich is 2376
they will need 2376 ballons to fill his room.

Answer 2

Assumption to be made: Room is completely empty, no desk, furniture, nobody in the room.

Answer 3

With those assumptions brianhunter has it right.

Answer 4

Thank you brianhunter !