(iii). A company manufactures two types of TV sets, which are assembled and finished in two workshops W1 and W2. Each type takes 20 hours and 10 hours for assembly and 5 hours and 3 hours for finishing in the respective workshops. If total number of hours available are 450 and 230 in workshops W1 and W2 respectively, Calculate the number of units of each type be produced, using matrix method only.

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