from /b/ plz Help

okay I am a starting cs major and I have one little snag

I get most of java so far but have to do:

is some number a multiple of 50

Now I divide the number by 50, Number/50 but dont know what to do after that.  This is due in a noon Saturday and I woke up early to do it can you guys help

>>14
That can't be Haskell, it looks almost sensible and not very convoluted at all. Explain the type signature though, wouldn't it just be a -> Bool or something? What's the Integral a => part do?