The Mountain Springs Water Company has two departments. Purifying and Bottling. The Bottling Department received 69,980 liters from the Purifying Department. During the period, the Bottling Department completed 67,160 liters, including 2,750 liters of work in process at the beginning of the period. The ending work in process was 5,570 liters. How many liters were started and completed during the period? liters started and completed