When should a percent sign (%) be used with the LIKE operator?

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An M/M/4 system has an arrival rate of 15 customers per hour. Each server has a service rate of 9 customers per hour. a. What is the utilization factor for this system? (Round your answer to 3 decimal places.) Utilization factor b. If all servers are kept busy, how many services will be completed per hour? (Round your answer to the nearest whole number) Services completed per hour

hi still waiting on the last part of the question..

(General Questions Not Directly Print Related) 1.  ____________use conventional symbols with single lines to show piping and electrical wires. The parts and components are shown by symbols. A. Diagram Assembly Drawings B. Altered Item Drawings C. Modified Item Drawing D. Dimensioned drawing 2. Balloons are shown on assembly drawings to reference parts to the ___________.  A. Title Block B. Revision Block C. Parts List D. Supplemental B   3.   ____________use conventional symbols with single lines to show piping and electrical wires. The parts and components are shown by symbols. A. Diagram Assembly Drawings B. Altered Item Drawings C. Modified Item Drawing D. Dimensioned drawing

Part c & d

For a particular process, suppose the bottle neck cycle time is 40, and the raw processing time is 100.  What is the minimum number of customers that must be in the system in order for the lead-time (LT) to exceed the raw processing time?  Round to one decimal place.

rearrang based on the degress scal from 0 to 720

Please help with CNC

How many cutting-plane lines are shown on this print?