from where the 60x150 came from?

Witdhorse Co, had 145 units in beginning inventory at a total cost of $17.400. The company purchased 290 units at a total cost of $43,500. At the end of the year, Wildhorse had bo units in ending inventory. (a) Your answer is correct. Compute the cost of the ending inventory and the cost of goods sold under FIFO, LIFO, and werage-cost