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# exam-scan2 - IE398.Final Exam Name n>t L 1.1 Problem(10...

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Unformatted text preview: IE398.Final Exam Name: ? n>t L. 1.1 Problem (10 points) Formulate a LP to minimize the total cost of meeting the next three months' demands for each type of cake. .[ +-'f'~ (.,h'G Answer. 0\ , ,..... ~ r v " l S. b".r~') du nt\., ti N'e-- t:~, Lt..-\- .;. ~ Q\ C:G\~~ ~ ( ...J ~ f..rx L (t c € C ~ t e~J- : . I I\'HA\{~'/ /)f (A{es 0\ ~ F .L-c~- , J- ~)J te-T- ~ ffit(\ .'L i C)- r:jt + _1 L OJIJ' J&C tf-T JE-C 't€;-"'\ 5.1= , 'Xjl = clj\ + Ijl \f JE-L. Ij It-I t /CJ1: : J.1t +-rj t 'If jE C vtt-T\tI1. 1':t, J d'~ J Ajt ,-rjl. ~o \f-j~c.. '1~(=,f . . . IE398 Final Exam Name: ?~f. L 1.2 Problem (15 points) Suppose that in any month Lee Sara has the option of not meeting demand. However, he must pay a penalty cost of \$3.60 for each cheesecake by which he does not meet his demand, and \$3.00 for each Black Forest cake by which he does not meet demand. (Parameter people: Let O!j,j E C, be the per-cake penalty that Lee Sara must pay for not meeting demand for cake type j.) Formulate a LP to minimize the total cost of meeting the next three months' demands for each type of cake plus the penalty costs for not meeting this demand. Answer. T".h1)J.,«L ~ ~ob~ 'Ijt =- t ~«Q.~ o~ +tpe- j&c.. ~r ~()-to fe\Lt..t de,rtIAJ I~ t E:-T . S J "'t =- S~(f1' CtS"'" c.. r _r II! r i~ t E- ~ 0.(- C4;y~~dT ~r' ~6 '-" ~ fA ?:G-turt-- ' ~- ~-\ jl \i ?-rj~ 1~~)~=\V tY\r ( r\ ~ L:~<t "(-t--dj- TOt- + dj Sjt)- J J ,J J Jf:G t~, s.t. 1jl jl 1" Tj\ 'JJc.. T)fH +-rj-t-:c 1jt +:rjt \fjt-C) \I t"- \ f IJ jr T Sjt djt \/-JtcC) Vtce\ (*) "Kjt( jt( Tj-t( 5jt V- J f; C ) IJ f;:E'\ , IE398 Final Exam Name: 1.3 Problem (10 points) Suppose that Lee Sara can only let his demand slip by 5 at the penalty costs described in Problem 1.2. If his demand slips by more than 5, he must pay the larger penalty costs of \$4.60 for each cheesecake and \$3.50 for each Blackcosts of \$4....
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exam-scan2 - IE398.Final Exam Name n>t L 1.1 Problem(10...

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