Believe it or not I graduated with a BSc in Computing Science, but apparently that means nothing after being out of school for a year.
The question is:
Solve for $n$.
But when I plug in the numbers I have, that doesn't work out, so there must be a mistake in there somewhere, but I can't seem to spot it.
The numbers I've got are:
And the answer I expect for $n$ is $461$.