Perpetual Inventory Using Weighted Average Beginning inventory, purchases, and sales for Meta-B1 are as follows: July 1 Inventory 12 Sale 23 Purchase 26 Sale 100 units at $400 70 units 120 units at $450 110 units a. Assuming a perpetual inventory system and using the weighted average method, determine the weighted average unit cost after the July 23 purchase per unit b. Assuming a perpetual inventory system and using the weighted average method, determine the cost of the merchandise sold on July 26. c. Assuming a perpetual inventory system and using the weighted average method, determine the inventory on July 31. Check My Work 2 more Check My Work uses remaining Previous Next All work saved. Email Instructor Save and Exit Submit Assignment for Grading