The figure below details the process flow for two types of customers who enter Barbara's Boutique shop for customized dress alterations. After step T1, Type A customers proceed to step T2 and then to any of the three workstations at T3, followed by steps T4 and T7. After step T1, Type B customers proceed to Step T5 and then steps T6 and T7. The numbers in parentheses are the minutes it takes to process a customer. T3-a (16) T2 (14) T3-b (12) t T4 (19) Type T3-C (12) T1 (12) A or B T7 (8) T5 (16) T6 (24) a. What is the capacity of Barbara's shop in terms of the numbers of Type A customers who can be served in an hour? Assume no customers are waiting at steps T1 or T7.customers. (Enter your response rounded down to the next whole number.)