Procedure. 1  Measure the height of the tree you are studying. 2  Measure the diameter of the tree you are studying. 3  Remember the formula to find the area of a circle is (A=r2 x p). 4  Now use this number to calculate the area of your tree.  Don't relax 1  now! There are 12 board feet of lumber for every one cubic foot, so multiply cubic feet by  12.
For females, the average cost of groceries for 1 per month is about two hundred eighty-three dollars ($283). For males, the average cost of groceries for 1 per month is closer to three hundred twenty dollars ($320). You can view the raw data at USDA.nswer: According to the United States Department of Agriculture, Center for Nutrition Policy and Promotion, the average cost of groceries for 1 per month in the United States is approximately three hundred one dollars ($301.00) for all categories combined.
Comparing the average food cost per month for one person in a family of four. Your monthly cost of groceries will depend on your eating habits, special diet, and preferences. The average food cost per person per month can be lowered if you understand your eating habits and preferences thoroughly.The average food cost per month per person for a family of 4 probably will be significantly lower than the average food cost per month for one person who does not budget for food.Let's say the average grocery bill for family of 4 is $800.he average food cost per person per month can be lowered if you understand your eating habits and preferences thoroughly. The average food cost per month per person for a family of 4 probably will be significantly lower than the average food cost per month for one person who does not budget for food.