1oz = 28.4g so 4oz = 113.6g
1lb = 454g so 113.6/454 = 0.25 so that's a quarter of a pound.
13 pounds
If it's only a starter salad, I would use about 15 pounds romaine with 5 pounds other green veg.
There are many choices in making a plain salad, but one suggestion might be lettuce with tomatoes only.
4
1000 xD
28 = (70 / 5) * 2
Mesclun lettuce is known as wild or baby lettuce. It can be a combination of several different types of lettuce or a mix of many different salad greens. It was originally from European nations specifically the Italian and French regions. Today it's gaining popularity all around the world. Grow mesclun lettuce for a delicious addition to any salad. See related link below.
eight pounds
This depends upon portion size, the type of lettuce you and how many other ingredients are in the salad. Generally you decide on a recipe and, according to how many portions it will serve, multiply the amount of lettuce per portion by 70.
365 calories
* It depends on the size of the salad, on whether it has dressing, and other factors. * In addition, it is not a green salad if it includes tomato and carrots.
It depends on the size and if you're talking about a large dinner salad or petite side salad. A typical head of iceburg lettuce can easily be split into fours for a side cobb salad. However, for an entree, you might only get two servings out of a medium head.