assume fender produces only three guitars: the stratocaster, dreadnought and telecaster. a limitation of 720 labor hours per week prevents fender from meeting the sales demand for these products. product information is as follows: stratocaster dreadnought telecaster unit selling price $768 $480 $1,008 unit variable costs (480) (240) (864) unit contribution margin $288 $240 $144 labor hours per unit 36 24 36 required determine the weekly contribution from each product when total labor hours are allocated to the product with the highest. 1. unit selling price.