Please help me solve this...I am stumped.

Bosco Company adopted the dollar-value LIFO retail method at the beginning of 2021. Information for 2021 and 2022 is as follows, with certain data intentionally omitted: Required: Determine the missing data. (Round "Cost-to-Retail Percentage" to the nearest whole percent (i.e., 0.1234 should be entered as 12%).) X Answer is complete but not entirely correct. Inventory Retail Date Cost Retail Price Index Cost-to- Retail Percentage 76 $ $ 30,000 1.00 Inventory, 1/1/2021 Inventory, 12/31/2021 2022 net purchases 2022 net sales 22,800 32,000 1.15 80 % 67,620 46,000 98,000 85,500 58,500 Inventory, 12/31/2022 26,450 1.30