If the factory in Example 7 also produces a trick water ski that requires 5 labor-hours in the assembly department and 1.5 labor-hours in the finishing department, write a product between appropriate row and column matrices that will give the total labor cost for this ski. Compute the cost.

Data from Example 7

A factory produces a slalom water ski that requires 3 labor-hours in the assembly department and 1 labor-hour in the finishing department. Assembly personnel receive $9 per hour and finishing personnel receive $6 per hour. Total labor cost per ski is given by the product:

Transcribed Image Text:

9 [3 1] 6 [(3) (9) (1) (6)] = [27 + 6] = [33] or $33 per ski