Al Kawthar Company has oil and gas properties located only in the United States Data for Al Kawthar Company as of December 31, 2020, are as follows: $ Cost to be amortized 37,500,000 Production during 2020 Oil Gas 19,000,000 bb! 18,000,000 Mcf Proved reserves, 31/12/20 Oil Gas 14,000,000 bbl 32,000,000 Mcf A S Selling price at 31/12/20 Oil Gas 120 bbl 20 Mcf Average selling price during 2020 $ Oil Gas 110bbl 12 Mcf Compute the DD&A based on equivalent energy units for 2020. Show ALL workings