In the equation below assume U and A are know. Rearrange the equation so that you would solve for R in terms of the Greek letter sigma)
U = R − 1 2 A σ 2
A. R = U − 1 2 A σ 2
B. R = 1 2 A σ 2 U
C. R = U 1 2 A σ 2

In myanmar, six laborers, each making the equivalent of $ 2.50 per day, can produce 40 units per day. in china, ten laborers, each making the equivalent of $ 2.25 per day, can produce 48 units. in billings comma montana, two laborers, each making $ 60.00 per day, can make 102 units. based on labor cost per unit only, the most economical location to produce the item is china , with a labor cost per unit of $ . 05. (enter your response rounded to two decimal places.)