twenty years ago, ken was four times older than amanda. today is ken's birthday and now amanda is half* his age. how old is ken turning today?
the problem tells us:
happy birthday pops!!!
* well, i'm very nearly half anyway... no need to work out the details :)
the second photo was taken by brad kuntz.
the idea for this post was blatantly stolen from the clever daniel jaramillo at chichipanguanorrea.