I don't know the material or how solve this problem. please help. I need know how to do this for my upcoming final exam.

Scenario 1: The figure below shows the process for customers arriving at Pierre's Spa and Salon. After signing in, customers are routed to different locations in the Spa for the two different services provided. The numbers in parentheses are the time in minutes for each step of the process. D (20) (10) B (8) (5) H (10) E (10) F (10) G (5) linin 48 min 1. What is the throughput time for the A-B-E-F-G-H routing? 5+9+10+10+5+10 2. EFH (that is, what is the basis for your answer?) first one to go through Which activity (activities) is/are the overall bottleneck(s) for the A-B-E-F-G-H routing? Explain . 6 per 3. Xhn What is the capacity (in customers per hour) for the A-B-E-F-G-H routing? 0 6tion