550 big bones

i need 550 big bones so i can worship them at some place i found today to get my prayer up to 43 anyone got?

Dude if your done plague city and bio hazard go to the dudes training place and theres ogres there and people kill em with range from behind a fence and just leave the big bones there. My bro got his prayer from 1-32 there and you can also get mith arrows =]

ok ty i done them quests i do that then tyyyyy