Suppose the inter-arrival time of calls to a call center is 40 seconds on average and each service representative can answer 4 call per minute on average. What is the minimum number of service representatives required so that the queue is stable?

it is b)

hope this : )

step-by-step explanation:

answer: hey there,

the answer you are looking for is a..

hope this you!

40 minutes

step-by-step explanation:

add the time and multiply by 2

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.