Please help.Thank you!

1. Given the following information for Goode Company: May 1 - Beginning inventory May 7 Purchase May 10 Sale May 17 Purchase May 19 Sale 18 units $4 per unit 12 units $5 per unit 14 units 10 units @ S6 per unit 4 units Required: Answer the following questions for Goode Company: a. If FIFO is in use. what is the total ending inventory in dollars? b If perpetual LIFO is in use. what is the cost of goods sold for the month? c. If weighted average is in use, what is the ending inventory