1. What are the expected annual savings form a lock-box system that collects 300 checks per day averaging $800 each, and reduces mailing and processing times by 3.0 and 1.5 days respectively, if the annual interest rate is 7 %?
2. What is the receivables period for a firm with annual sales of $100 million, $8.4 million in average accounts receivable, and a cash conversion cycle of 60 days?
3. How much would you expect to receive for a nominal interest rate in Spain if funds can be invested in the U. S. at a rate of 7 % when inflation is expected to be 2.5 % in the U. S. and 7 % in Spain?