25 lbs
45 people
it really depends on what type of beans and the portion size
Twenty.
Ten
About a hundred people.
25
I always go by 3/4 of a cup per person. So that would be a little less than 8.5 cups. That's using volume rather than weight but measuring by weight is better when cooking rice.
About 12 people if it is part of a 3 veg meal.
a lot
20-25 lbs
Just throw as much as you want in.
45