Hello, I need some help figuring out the calculation for the gross profit using the perpetual inventory method for this problem (Part C). I was not sure which parts of the problem are needed so I have attached all of it. Thank you!

Inventory information for Part 311 of Sheridan Corp. discloses the following information for the month of June. Your answer is correct. Assuming that the periodic inventory method is used, compute the cost of goods sold and ending inventory under (1) LIFO and (2) FIFO. (b) Your answer is correct. Assuming that the perpetual inventory method is used and costs are computed at the time of each withdrawal, what is the value of the ending inventory at LIFO? The ending inventory at LIFO \$ Assuming that the perpetual inventory method is used and costs are computed at the time of each withdrawal, what is the gross profit if the inventory is valued at FIFO