The hotel has a bookstore, which buys business newspapers from a print house at $0.3 per copy and sells them at $0.5 per copy (Hint: that is the purchasing cost is $0.3 and the selling price is $0.5). Any extra unsold copies are returned to the print house for a half refund (Hint: that is the salvage value is $0.15). Demand for newspapers is uniformly distributed with minimum of 10 and maximum of 80.
a) How much is the underage cost, ?????
b) How much is the overage cost, ?????
c) What is the optimal service level?
d) How many newspapers should the bookstore order, ?? ? ?
e) How many newspapers should the bookstore order if any extra unsold copies can be returned to the print house for a full refund (Hint: that is the salvage value is $0.3)?
Formula Sheet:
???????? ???? ????????????????: ???? = ?????????????? ?????????? – ??????????????????? ????????
???????? ???? ??????????????: ???? = ??????????????????? ???????? – ?????????????? ??????????
?????????????? ?????????????? ?????????? = ???? ???? + ????
If demand is uniformly distributed with minimum demand of Min and maximum demand of Max then optimal order ?? ? is: ?? ? = ???? ???? + ???? (?????? ? ??????) + ?????
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