> By the way...
>
> Is it possible that there is a mistake in the puzzle?
> Instead of that line: "If launching is one than this is seventeen",
> shouldnt it be "If launching is one than this is thirteen"?
> Or am i just nagging? I dunno, but that 2nd line gives, my opinion, a more correct puzzle-line...
>

Which is correct? "Two and three is six", or "Two and three are six"? ;)

I think it should be: "If launching is one then this is thirteen."