Q. Natalie Attired runs a small job shop where garments are made. The job shop employees 8 workers. Every work is paid $10 per hour. During the first week of March, every worker worked 48 hours. Together, they produced a bath of 144 garments. Of these garments, 52 were "seconds" (meaning which they were flawed). The seconds were sold for $96 every at a factory outlet store. The remaining 92 garments were sold to retail outlets at a price of $200 per garments. Elucidate what was the labour productivity in dollars per labour-hour at Natalie's shop?