Ivy Cosmetics Company consists of two departments, Blending and Filling. The Filling Department received 61,600 ounces from the Blending Department. During the period, the Filling Department completed 64,400 ounces, including 7,700 ounces of work in process at the beginning of the period. The ending work in process inventory was 4,900 ounces. How many ounces were started and completed by the Filling Department during the period? fill in the blank 1 ounces