You can do a check on a profitability calculator to see how long it might take to solve a block.
There are many out there, here is one as an example. Under mining Operation you can see an estimate of how long.
http://blockchained.com/profit/index.phpThanks for the link, but the question was not about length, profitability, or anything of the like. It's really just a technical question of why something isn't transferring.