The Mountain Springs Water Company has two departments, Purifying and Bottling. The Bottling Department had 8,000 liters in beginning work in process inventory (60% complete). During the period 70,000 liters were completed. The ending work in process was 3,000 liters (60% completed). What are the total equivalent units for direct materials under the FIFO method if materials were added at the beginning of the process? Show calculation in your answer.