Prime Cost = Raw Materials + Direct Labor. The prime cost of a single bed frame is ($6,500 + $750) / 10, or $72.50. In order to generate a profit, the company must sell each frame for more than $72.50.
Do the math. You probably know how to calculate the square footage of a simple room without any funny shapes. Just break out your measuring tapeâor a laser measureâto get its length and width. Multiply the width by the length and voila! You have the square footage. Say a room is 20 feet wide by 13 feet long, then 20 x 13 = 260 square feet. How to calculate square feet.
Display Result As. Square Feet. A square foot is a unit of area equal to a square that is one foot on a side. It is equal to 144 square inches, 1/9th of a square yard, or approximately 0.093 square meters. A square mile is a unit of area equal to a square that is one mile on a side. It is equal to 640 acres, or approximately 2.59 square kilometers.