The following direct labor information pertains to the manufacture of product Glu: Time required to make one unit 2 direct labor-hours Number of direct labor workers 50 workers Number of productive hours per week, per worker.... 40 hours Weekly wages per worker............ $500 Workersi benefits treated as direct labor costs.... 20% of wages What is the standard direct labor cost per unit of product Glu? $15 O $24 O $12 O $30 O