Chapter 75 - Question 06 Homework. Unanswered A production process at South Plains Manufacturing is shown below. The drilling operation occurs separately from, and simultaneously with, sawing and sanding, which are independent and sequential operations. A product needs to go through only one of three assembly operations (the operations are in parallel). If the firm operates 8 hours per day, 20 days per month, what is the monthly capacity of the manufacturing process? IMPORTANT NOTE: given below is the Capacity per Operation. You need to convert each one of them to Process Times (min/unit) Assembly 0.7 units/hr Sawing Sanding 6 units/hr 6 units/hr Welding Assembly 0.7 units/hr 2 units/hr Drilling Assembly 0.7 units/hr 2.4 units/hr O A 320 units per month o B 370 units per month o C 430 units per month D 460 units per month 0 E 490 units per month