Carson, which uses the high-low method, reported total costs of $24.50 per unit at its lowest activity level, when production equaled 12,000 units. When production doubled, at its highest activity level, the total cost per unit dropped to $16. Carson would estimate variable cost per unit as: Multiple Choice S10.50 5750 55.70 58.50 Elk Corp, has sales of $440,000, a contribution margin ratio of 44%, and a target profit of $88,000. If 40,000 units were sold, what is the variable cost per unit? Multiple Choice 52.64 54.84 56.16 514.00