1. Scenario:Alocalbankisconductingacostreviewofoneofitsdrive-inwindowlocations.Speciallyitwantstoknowthecostofmanningitsdrive-inwindowoperationusingvariousnumbersofcustomerservicepersonneltomanitsMultichannel,single-Phasesystem.Accountantshaveassembledthefollowingdata:

   ArrivalRate(assumePoissondistribution)perhouronaverage=4customers

   AverageServiceRate(assumeexponentialdistribution)perchannelperhour=7customers

   Wait-timecostperhour=$41.50

   TellerWages&Benefitsperhour=$37.00

   Numberofhoursinoperationperday=8

   Question22:Whatisthetotaldailycost(ofthesystem)ifonetellermannedthedrive-inwindowatthislocation?

   $2072.00

   $1412.00

   $1136.00

   $738.67

2. Using thedatafromQuestion22.What is the total daily cost (of the system) if two tellers manned the drive-in window at this location?

   		$920.00
   		$855.13
   		$798.58
   		$986.67

3. Using the data from Question 22. What is the total daily cost (of the system) if three tellers manned the drive-in window at this location?

   		$1206.88
   		$1073.65
   		$1193.20
   		$1079.41

4. Using the data from Question 22. If three tellers manned the drive-in window what is the utilization rate of its tellers?

   		0.190
   		0.250
   		0.267
   		0.222