im just trying to understand it please help

Propiem 0-2D Calculale enumg inventory, CUS! Ol youus suiu, sales revenue, anu y for four inventory methods (LO6-3, 6-4, 6-5) (The following information applies to the questions displayed below.) Pete's Tennis Shop has the following transactions related to its top-selling Wilson tennis racket fc of August. Pete's Tennis Shop uses a periodic inventory system. Date Units Total Cost Unit Cost $145 8 $ 1,160 Transactions Beginning inventory Sale ($150 each) Purchase Sale ($165 each) Purchase Sale ($175 each) Purchase 135 August 1 August 4 August 11 August 13 August 20 August 26 August 29 1,350 5 10 8 10 11 12 125 1,250 115 1, 380 5,140 $ For the specific identification method, the August 4 sale consists of rackets from beginning inve August 13 sale consists of rackets from the August 11 purchase, and the August 26 sale consists from beginning inventory and 10 rackets from the August 20 purchase. For the specific identification method, the August 4 sale consists of rackets f August 13 sale consists of rackets from the August 11 purchase, and the Aug from beginning inventory and 10 rackets from the August 20 purchase. t 2 of 7 ats Problem 6-2B Part 2 eBook 2. Using FIFO, calculate ending inventory and cost of goods sold at August 31. Print eferences Ending inventory Cost of goods sold