Hagh-Low Method for Service Company Miss River Ralroad decided to use the high-low method and operatiog data from the past shix months to estimate the fixed and variable components of transportation costs. The activity base used by Miss River Railroad is a measure of reilcosd operating activity, termed "gross-ton miles," which is the total number of tons multiplied by the miles maved: Determine the variable cost per gross-ton mile and the fixed cost. Round variable cost per unit to the nearest cent. Variable cost per gross-ton mile Fixed cost