The Mish Mash Store has a beginning cash balance of $440 on March 1. The firm has projected sales of $610 in February, $680 in March, and $740 in April. The cost of goods sold is equal to 70 percent of sales. Goods are purchased one month prior to the month of sale. The accounts payable period is 30 days and the accounts receivable period is 10 days. The firm has monthly cash expenses of $125. What is the projected ending cash balance at the end of March? Assume every month has 30 days. (Please explain the calculation.)

a. $507

b. $621

c. $567

d. $496

e. $461