Radio week x4 20 max 1 min radio week 800 x1 925

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Unformatted text preview: week) X3 ≤ 25 (max 30-sec. radio / week) X4 ≤ 20 (max 1-min. radio / week) 800 X1 + 925 X2 + 290 X3 + 380 X4 ≤ 8000 X3+ X4 ≥ 5 290 X3 + 380 X4 ≤ 1800 X1 , X2 , X3 , X4 ≥ 0 (weekly advertising budget) (min radio spots / week) (max radio expense) 6 Optimal Solution On solving the problem by Excel Solver (or other LP package), the optimal media selection is: X1 = 1.97 TV spots; X2 = 5.00 newspaper ads; X3 = 6.21 30-second prime time radio spots; X4 = 0.00 1-minute afternoon radio spots. This produces an audience exposure of 67,240 contacts. 7 Manufacturing Applications Product-Mix Problem • A nationally known menswear manufacturer produces four varieties of neckties: – all-silk tie. – all-polyester tie. – two different polyester and cotton blends (Blend 1: 50% polyester and 50% cotton; Blend 2: 30% polyester and 70% cotton) 8 Manufacturing Applications Has fixed contracts with major department stores with the following contract demand for products: All silk All polyester Plo...
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This note was uploaded on 11/04/2012 for the course IS CB2505 taught by Professor Tommylau during the Spring '12 term at City University of Hong Kong.

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