That is approximately 1/2 a quart of potato salad.
I would call that about 54 servings.
Generally speaking, most foods with a high liquid content, such as potato salad, can be treated as water for this estimation. One pint of water weighs one pound, so a gallon would weigh eight pounds.
Costco's potato salad is typically sold in a 5-pound container. However, availability may vary by location, so it's always a good idea to check with your local Costco for specific product offerings.
1 Gallon of potato salad feeds about 30 people, so 3.33 Gallons.
16
that would depend on how big the salad is... but maybe if it was diced like 50 g of potato for every 100g of salad :)
The normal serving of potato salad should be around 4 ounces. 1 pound would feed 4 people, so you would need 33 and 3/4 pounds to feed 135 people.
10 AND 1/2
A fist-sized potato for each person, or the equivalent in smaller potatoes.
how many pounds of potato salad to feed 600
16 pound
1.63