Whispering Winds Corp. purchased for $12,385,000 a mine that is estimated to have 49,540,000 tons of ore and no salvage value. In the first year, 8,180,000 tons of ore are extracted. (a1) Your answer has been saved. See score details after the due date. Calculate depletion cost per unit. (Round answer to 2 decimal places, e.g. 0.50.) Depletion cost per unit perton Attempts: 1 of 1 used (a2) Prepare the journal entry to record depletion for the first year. (Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter O for the amounts.)