Consider a sequential process with 3 stations. The processing time (minutes per unit by 1 employee) and number of employees at each station are as follows: Processing time Number of Employees Station A: 4 min/unit 6 employees Station B: 2 min/unit 2 employees 3 employees Station C: 6 min/unit If demand rate is 20 units per hour, what is the utilization of Station B rounded to the nearest percent?