help!!

Robert Zorilla uses a perpetual inventory system. During April, he sold 700 units (270 units on April 20 and 430 units on April 28 ). The following other information is avalable: (a) Calculate the Aprii 30 inventory and the April cost of goods sold using the weighted average cost formula. (Round the weighted averoge cost per unit and final answers to 2 decimal places, eg. 5,275.25.) Apcil 30 inventory April cost of goods sold