Shipping cost from Myanmar to Denver, Colorado, the final destination, is $3.00 per unit. Shipping cost from China to Denver is $2.00 per unit, while the shipping cost from Billings, Montana to Denver is $0.60 per unit. Based on total costs (labor and transportation) per unit, the most economical location to produce the item is , with a total cost (labor and transportation) per unit of (Enter your response rounded to two decimal places.)