Question 4. Consider Question 3. How long on average does a customer spend in line? (Hint: Little's Law.) Question 5. A car manufacturing company produces 50 cars per hour. On average, there are 500 work inprocess cars at the facility What is the average ow time of the process? Show your work, explain and include all the units (Hint: Little's Law). Question 6. An insurance company processes 20,000 claims/day. The average time to process a claim in this company used to be 10 days. Through operational innovation, the company reduced the average process time to 1 day. Assuming that the company incurs a cost of $25 per day on each claim that is "inprocess", how much money did they save {per day) on average because of the reduced claims processing time? (Hint: Every day the company incurs a cost of $25 per claim \"inprocess".)