Yes, people generally feed 1/4 a cup for a 4 pounds rabbit. Less if they are smaller, but since pellets aren't actually necessary you don't need to feed more for a larger rabbit. Though most rabbit breeders will provide an unlimited amount.
I believe that it's healthier to restrict the amount...
Do you already have rabbits but no supplies? What breed(s)?
Is this for meat rabbits or pets? If you got pet rabbits I do not recommend keeping them in a hutch for many reasons. I have lots of info on pet rabbits and why not to keep them in a hutch if they are in fact pets. It sounds like this...