Rose Petal Lotion Company consists of two departments, Blending and Filling. The Filling Department received 46,000 ounces from the Blending Department. During the period, the Filling Department completed 46,500 ounces, including 2,300 ounces of work in process at the beginning of the period. The ending work in process inventory was 1,800 ounces. How many ounces were started and completed during the period?