Given the following cost and activity observations for Susy Company's utilities, use the high-low method to calculate Piko's variable les costs per machine hour. (Dado los siguientes contos y actividades observadas en las de dades de Sway Concerty, taco modo de Trichow para computer for common varieties on Utilidades por horas maquina) Cost Machine Hours May $9.300 16.000 June 11 000 22.000 Uuly 7,000 12000 August 20.000 10.500 50 b. 30 C. 40 d: 53