Typically a serving is 3 or 4 ounces so the answer for 1 pound of mashed potatoes or 16 ounces would be 4 to 5 servings.
it really depends on how big the potatoes are and how much they weigh
That is approximately 20 portions
one baby fetus can only 5 pounds.
15
3
35lb of potatoes will be enough especially mashed.
I would use 40 pounds.
25 pounds of potatos shoud be about right.
I would use 25 pounds of potato
It depends what else they are eating. If a normal 3 veg and meat meal, then about 25 pounds of potato.
Somewhere between 44 and 88 pounds depending on the portion size you're aiming for. How many side dishes do you have to go with it?
40 pounds
Well, that would give you four, four ounce servings, which is less than a cup of mashed potatoes.
One pound of of white or russet potatoes makes approximately 1 3/4 cups of mashed potatoes. Using that measurement, then five pounds of potatoes would make approximately 8 3/4 cups of mashed potatoes. Source: http://southernfood.about.com/library/info/blequivp.htm
I would do 4.5 pounds of potaato
Are they having other vegetables. If so, then about 18 pounds of potato.
mashed potatoes for 1 person would be about two good sized potatoes, which weigh approximately 400g. Therefore 80kg of potatoes would feed about 200 and if anyone wants second portions or there are some larger people in your party, then 100kg or 220lb of potatoes should suffice.