Concord's Place recorded the following data: The weighted average unit cost of the inventory at January 31 is (Round your answers to 2 decimal places): $3.40$2.50$2.74$2.80 Concord's Place recorded the following data: The weighted average unit cost of the inventory at January 31 is (Round your answers to 2 decimal places): $3.40$2.50$2.74$2.80