Mr. K's is a very popular hair salon. It offers high-quality hair-styling and physical relax Activity 1: Welcome a guest and offer homemade herb tea. (10 minutes) Activity 2: Wash and condition hair. (10 minutes) Activity 3: Neck, shoulder, and back stress release massage. (10 minutes) Activity 4: Design the hair style and do the hair. (25 minutes) Activity 5: Check out the guest. (10 minutes) Three servers (S1, S2, and S3) offer the services in a worker-paced line. The assignme S1 does Activity 1. S2 does Activities 2 and Activity 3. S3 does Activities 4 and Activity 5. Assume a wage rate of $18 per hour. What are the direct labor costs (in $) for one guest?