§ 90 § 92,700 § 90 § 36,000 90 § 57,780 186,480 Work in progress, closing (30 physical tonnes) § 30 § 1,070 * 32,100 0 § 0 § 15 § 663 9,945 42,045 Accounted for 120 124,800 90 36,000 105 67,725 228,525 * Opening work in progress is 100% complete as to transferred-in costs, so zero equivalent tonnes of transferred-in costs need to be added to complete opening work in progress. † Opening work in progress is 0% complete as to direct materials, which equals 0 equivalent tonnes of direct materials. To complete the 40 physical tonnes of opening work in progress, 40 equivalent tonnes of direct materials need to be added. ‡ Opening work in progress is 75% complete as to conversion costs, which equals 30 equivalent tonnes of conversion costs. To complete the 40 physical tonnes of opening work in progress, 10 (40 − 30) equivalent tonnes of conversion costs need to be added. || 90 total equivalent tonnes completed and transferred out (Solution Exhibit A) minus 40 equivalent tonnes completed and transferred from opening stock equals 50 equivalent tonnes.