What is the average number of customers in the line

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3.(2 POINTS) What is the average number of customers in the line?
4. (3 POINTS) Your company used to employ 1 computer technician, Olivia, at a cost of $20/hour who could fix 2.9 computer problems per hour. Olivia retired. - A new computer technician, Layla, has been hired at a cost of $29 per hour, but she can fix 3.6 computer problems per hour. - Call center operators utilize computers. They are paid an average of $17 per hour. When their computers are broken, these operators are unable to work. On average, 2.1 computer problems are reported every hour. - Your company pays both the technician and the operators. Operators with broken computers are paid, but they arenot productive.While Layla gets paid significantly more per hour than Olivia, she is reducing the overall cost of this system. How much money is being saved per hour by utilizing the new technician, Layla?
PART 2: Supply Chain ConcernsBelow is an overview of how materials move through the supply chain. For each set of parties listed you’ll also see a loss or defect rate associated with that portion of the supply chain.A. Suppliers – 0.4% of all materials delivered are unacceptable for useB. Manufacturing – 0.7% of all kitchen sets produced defective and are thus not shippedC. Distribution – 1.1% of all items shipped are either lost, stolen, or damaged in transitD.

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