during may, joliet fabrics corporation manufactured 580 units of a special multilayer fabric with the trade name stylex. the following information from the stylex production department also pertains to may. direct material purchased: 18,800 yards at $1.46 per yard $ 27,448 direct material used: 10,300 yards at $1.46 per yard 15,038 direct labor: 2,900 hours at $9.23 per hour 26,767 the standard prime costs for one unit of stylex are as follows: direct material: 20 yards at $1.43 per yard $ 28.60 direct labor: 3 hours at $7.00 per hour 21.00 total standard prime cost per unit of output $ 49.60