Required information [The following information applies to the questions displayed below.] Saddleback Company makes camping lanterns using a single production process. All direct materials are added at the beginning of the manufacturing process. Information for the month of March follows: Required: 1. Using FIFO 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. Caiculate the cost per equivalent unit. d. Reconcile the total cost of work in process. Using FIFO method of process costing, reconcile the number of physical units worked on during the period