Problem 4-Compute FIFO, LIFO, and Average Cost (14 Points) Some of the information found on a detail inventory card for Public's Supermarket for the first month of operations is as follows: Instructions From these data compute the ending inventory on each of the following bases. Assume that periodic inventory records are kept in units only. Carry unit costs to the nearest cent and ending inventory to the nearest dollar. a. First-in, first-out (FIFO). b. Last-in, first-out (LIFO). c. Average-cost