I have a question that i can't figure out. The first part to the question is given: there are 2^24 total addressable locations (in bytes). The next part of the question asks: 3/4 of the addres... Stack Overflow
The Dietary Guidelines recommend at least half your grains be whole grains, but with all of the whole grain options available now, it's easy to do even better than that. Whole foods are the preferred way to get fiber, because they also give you nutrients your body needs.
One way to know if you are getting the Recommended Dietary Allowance (RDA) for all the nutrients you need is to follow the Food Guide Pyramid. It provides from 1600 to over 2800 calories per day depending on which foods and the number of servings you eat.