Click to watch the Tell Me More Learning Objective 3 video and then answer the questions below. 1. When the weighted average cost method is used in a perpetual inventory system, a weighted average unit cost for each item is computed a. each time a sale is made. b. at the end of the year. c. at the beginning of each month. d. each time a purchase is made. 2. Jacobs Company had inventory of 15 units at a cost of $12 each on June 1. On June 5, Jacobs purchased 10 units at $13 per unit. On June 12, it purchased 20 units at $14 per unit. On June 17, it sold 30 units. Using FIFO, what is the value of the inventory at June 17 after the sale? a. $140 b. $160 C. $210 d. $380