Question

A petrol pump have one pump;
Vehicles arrive at the petrol pump
according to poison input process at
average of 12 per hour. The service time
follows exponential dis ution with a
mean of 4 minutes. The pumps are
expected to be idle for​

Answer 1

Answer:

The Pump expected to be idle is 4/5

Step-by-step explanation:

• In the petrol pump there is only one pump
• Service time of the petrol pump is 4 mintutes
• Vehicles are arrives and the petrol are input in the processes there take 4 min for the service
• Idle time = 4×12/ 60
• = 48/60
• Idle time of the petrol pump is 4/5