Plato Company began operations on June 1, 2024. For its first month of operations. Plato Company established the following standards for one unit of its single product. Plato Company reported the following information for June: 1. 7, e0g pounds of direct materials were purchased at a total cost of 5113,750 2. 5,408 direct lobor hours were worked at a total cost of $75,600. 3. The varioble overheod cost for the month totaled 552,958 . 4. 460 units nere produced. 5. At June 30, Ploto Company had 2,399 pounds of direct materials on hand: Colculate the direct Labor efficiency varionce for June. If the varionce is fovorable, place a minus sign in front of your answer (i.t., -500). If the varionce is unfovorable, simply enter your answer os a number (i.e. Ses0)