Burton many San Diego 91 1 operators should be on duty from 6:00 p . m to 12:00 pan if total demand during that period is 420 called The service late…

all questions needs answers, specially questions 10,11. show work please

Burton many San Diego 91 1 operators should be on duty from 6:00 p . m to 12:00 pan iftotal demandduring that period is 420 called The service late is to calls per hour andthe target utilization is 90 %A Sto 6 operatorsB . 7 to 8 operatorsC . 9 to 10 operatorsD. 35 to 36 operatorsE . 46 to 47 operators. A shoe repair shop is able to repair IS pairs of shoes per day . The average repair time is 3 days perpair . What is the average number of pairs of shoes in the process at any time ?A . 3 pairs of shoesB . 50 pairs of shoesC . 5 pairs of shoesD. 45 pairs of shoesE . 2 pairs of shoes10 . A car rental company at a major airport has 70 % of its fleet of 375 cars rented each day on averageCars are rented for an average of 4 days . How many rentals are processed each day on average ?A. 65.6 carsdayB . 467 cars / dayC . 93.8 cars / dayD. 50 0 cars / dayE . 83 . 1 cars / day11 . The local convenience store makes personal sized pizzas . Currently , its process makes completepizzas , fully cooked for the customer . This process has a fixed cost of $20 000 , and a variable costoriabl$ 1 75 per pizza . The owner is considering a different process that can make pizzas in two wayscompletely cooked ( as before ) , or partially cooked and then flash frozen for the customer to finish heatinat home . This alternate process has a fixed cost of $24 , 100 , but a lower variable cost ( because much lessenergy is used in baking ) of $1 25 per pizza . If the owner expects to sell 9,000 pizzas , what is thecrossover point and which process should the store use ?A . Crossover point is 8 000 pizzas so stick with current ProcessB . Crossover point is 9,00 pizzas , so do nothingC . Crossover point is 9, 000 pizzas , so stick with current ProcessD . Crossover point is 8 000 pizzas so go with new ProcessE . Crossover point is 9000 pizzas , so go with new Process

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