Mantel incorporated began producing its new line of dolls at its connecticut plant in december of year 0. in year 1, it produced 30,000 dolls at a total cost of $385,000. in year 2, its production increased to 80,000 dolls at a total cost of $885,000. assuming the cost structure was the same for both years, what must be the variable cost (c) and the fixed cost (f) per doll?
