Bridgestone Corporation previously employed 1500 workers for 10 hours per day. The plant was able to produce 50,000 tires in a day. Over time, the plant manager decided to reduce the number of employees and their shifts to 1250 workers at 8 hours per day. They concurrently increased the number of tires produced by 50% per day by updating the manufacturing system. The change in their daily labor productivity between the previous and current operation strategy is most nearly? 4 tires/labor-hour O 7 tires/labor-hour 11 tires/labor-hour 23 tires/labor-hour 27 tires/labor-hour