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Question :
(a) (i) What do you understand by the term "operations research"?
(ii) Discuss three common operations research models.
(b) Self-service at the university canteen requires an average of 7 minutes per student whilst attended service has a rate of 6 minutes per student. Customers arrive randomly at the rate of 5 per hour. As the manager of the canteen, you are required to calculate the following operations statistics for each service:
(i) the average number of customers, (ii) the expected number of customers waiting for service, (iii) average time spent in the system, (iv) average time waiting for service.
Based on your results in (b), comment on the two services offered at the university canteen.
b. A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y pape
A company is planning its advertising strategy for the next year for its three major products.
A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i
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meaning of critical activity ..
Solve the following Linear Programming Problem using Simple method. Maximize Z= 3x1 + 2X2
NWCR
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The following equation gives Jane's linear demand curve for visits to a nearby national park. Q is the number of visits per week and P represents the price of a pass (price per vi
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