Answer:
RUGBY = 9, TENNIS = 14, FOOTBALL = 12, HOCKEY = 16, SWIMMING = ?
Voiceless it cries,Voiceless it cries, Wingless flutters, Toothless bites, Mouthless mutters.
People are hired to get rid of me. I'm often hiding under your bed. In time I'll always return you see. Bite me and you're surely dead.
What hangs others yet can unintentionally hang itself?
What is so fragile that saying its name breaks it?
When is it bad luck to see a black cat?