Westile Company buys plain ceramic tiles and prints different designs on them for souvenir and gift stores. It buys the tiles from a small company in Europe, so at all times it keeps on hand a stock equal to the tiles needed for three months' sales. The tiles cost $2 each and must be paid for in cash. The company has 56,000 tiles in stock. Sales estimates, based on contracts received, are as follows for the next six months:
- January 24,800
- February 35,600
- March 26,400
- April 28,400
- May 19,200
- June 14,400
Required: Estimate purchases (in units) and cash required to make purchases in January, February, and March.