Sandia Corporation manufactures metal toolboxes. It adds all materials at the beginning of the manufacturing process. The company has provided the following information: Beginning work in process (25% complete) Direct materials Conversion cost Total cost of beginning work in process Number of units started Number of units completed and transferred to finished goods Ending work in process (57% complete) Current period costs Direct materials Conversion cost Total current period costs Units 35,000 Costs $ 45,000 99,000 $144,000 81,000 ? 84,000 $ 83,000 165,000 $248,000 Required: 1. Using the weighted-average method of process costing, complete each of the following steps: a. Reconcile the number of physical units worked on during the period. b. Calculate the number of equivalent units. c. Calculate the cost per equivalent unit. d. Reconcile the total cost of work in process.