Need some help on Part B. Thanks for the help!

Exercise 6-5 (Part Level Submission) Sandhill Co. uses a periodic inventory system. Its records show the following for the month of May, in which 79 units were sold Units Explanation Inventory Purchase Purchase Total Date Unit Cost Total Cost May 1 15 24 30 25 36 91 $8 9 10 $240 225 360 $825 (a) Your answer is correct. Calculate the weighted-average unit cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted-average unit cost 9.065 SHOW SOLUTION SHOW ANSWER LINK TO TEXT VIDEO: APPLIED SKILLS VIDEO: SIMILAR EXERCISE Attempts: 2 of 3 used (b) Calculate the ending inventory at May 31 using the FIFO, LIFO and average-cost methods. (Round answers to O decimal places, e.g. 125.) FIFO LIFO AVERAGE-COST The ending inventory at May 31 $