GBC has budgeted sales in units for the next five months as follows:

June	4,500 units
July	7,100 units
August	5,300 units
September	6,700 units
October	3,700 units

Past experience has shown that the ending inventory for each month must be equal to 10% of the next month's sales in units. The inventory on May 31 contained 410 units. The company needs to prepare a production budget for the second quarter of the year.

A..	What is the opening inventory in units for September?

B.	What is the total number of units to be produced in July?

C.	What is the desired ending inventory for August?