in 11 Rick Corporation purchased a vein of coal ore for $5,250,000. It is estimated that 30,000,000 tons of ore are available to be extracted. The residual value is determined to be $250,000. The estimated depletion expense for this year's extraction of 2,750,000 tons of ore (rounded to the nearest dollar) is: ed out of Select one: OA. $458,333 OB $418,250 OC $481,250. OD $504,167. O E $525,000