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Originally Posted by grad and ILP is right, I'm talking about the volume of the tube..
he's actually got the answer right as well, not too impressed with the theory though, where's ya working out?
anyway it's 3, so now you know. |
Workied it out in my head, lol. I just pictured three balls in a tube, and figured that allowing for the spaces between them would mean that the tube was half full of tennis balls. Good puzzle.
