Lowe Mining Company purchased a mine for $65 million which is estimated to have 250,000 tons of ore and a residual value of $10 million. (a) In the first year, 50,000 tons of ore are extracted and sold. Prepare the journal entry to record depletion for the first year. (b) In the second year, 150,000 tons of ore are extracted but only 125,000 tons are sold. Prepare the journal entry to record depletion for the second year