Customers arrive at a ticket counter at a rate of 50 per hr and tickets are iss

Sail E0 Webinar

Question

Customers arrive at a ticket counter at a rate of 50 per hr and tickets are issued in the order of their
arrival. The average time taken for issuing a ticket is 1 min. Assuming that customer arrivals form a
Poisson process and service times are exponentially distributed, the average waiting time in queue
in min is

Options:

A . 3

B . 4

C . 5

D . 6

Answer: Option C

-NA-

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. A metric thread of pitch 2 mm and thread angle 60° is inspected for its pitch diameter using 3-wire method. The diame....The diameter of the best size wire in mm is

Question 2. Circular blanks of 10 mm diameter are punched from an aluminum sheet of 2 mm thickness. The shear strength of aluminum....80 MPa. The minimum punching force required in kN is

Question 3. The demand for soap at a retailer is 40 kg per day. The retailer buys soap from a company in bulk at the cost of Rs. 5....place orders when the inventory level (in kg) drops to

Question 4. The demand for soap at a retailer is 40 kg per day. The retailer buys soap from a company in bulk at the cost of Rs. 5....the total cost as compared to the current policy will be

Question 5. A disc of 200 mm outer and 80 mm inner diameter is faced at a feed of 0.1 mm/rev with a depth of cut of 1 mm. The facin....towards cutting power, the specific cutting energy in J/mm3 is

Question 6. A disc of 200 mm outer and 80 mm inner diameter is faced at a feed of 0.1 mm/rev with a depth of cut of 1 mm. The faci....tool to be zero, the machining time in min is

Question 7. Find the sum of the expression 1/(√1 + √2) + 1/(√2 + √3) + 1/(√3 + √4) + ... + 1/(....+ 1/(√3 + √4) + ... + 1/(√80 + √81)

Question 8. The current erection cost of a structure is Rs. 13,200. If the labour wages per day increase by 1/5 of the current wag....current period, then the new cost of erection in Rs. is

Question 9. After several defeats in wars, Robert Bruce went in exile and wanted to commit suicide. Just before committing suicide....the following assertions is best supported by the above information?

Question 10. Out of all the 2-digit integers between 1 and 100, a 2-digit number has to be selected at random. What is the probabil....probability that the selected number is not divisible by 7?

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0