Pavilion Company is using the high-low method to determine the fixed and variable components of its utilities expense, a semivariable cost. Pavilion Company believes direct labor hours is the best activity to measure the cost. In its low month, there were 1,600 direct labor hours and utilities expense was $8,000. In its high month, there were 3,600 direct labor hours and utilities expense was $12,000. Using the high-low method, what is the variable cost per direct labor hour, rounded to the nearest cent?