Consider the following information: Jan Feb Mar 40k 52.00k ? Sales (units) Production (units) 41.2k 52.30k 56.65k April sales are expected to be 71.50k units. The firm has 4k units on hand at the beginning of Jan and wishes to maintain 10% of the next month's unit sales in storage at the end of each month. Required: Calculate the expected unit sales for Mar. Note: The term "k" is used to represent thousands (* $1,000)