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.
Letâs say a family of four wants to spend only $365 per month on groceries, saving them $579 per month over the USDA average family. Investing this savings would compound into about $102,483.00 every ten years, which would obviously make a pretty big improvement in the financial health of the average young family.e also tend to eat a lot of fruit in season. Iâm not sure what our monthly grocery bill is exactly, but itâs probably about $800-$1000 per month (including the occassional meal out) for a family of eight.