White Tiger Electronics produces CD players using an automated assembly line process. The standard cost of CD players is $153 per unit (labor, $35; materials, $69; and overhead, $49). The sales price is $300 per unit. percent. (Enter your response as a a. To achieve a 12 percent multifactor productivity improvement by reducing materials costs only, one needs to reduce the materials cost by percent rounded to two decimal places.) percent. (Enter your response as a percent b. To achieve a 12 percent multifactor productivity improvement by reducing labor costs only, one needs to reduce the labor cost by rounded to two decimal places.) percent. (Enter your response as a c. To achieve a 12 percent multifactor productivity improvement by reducing overhead costs only, one needs to reduce the overhead cost by percent rounded to two decimal places.)