Preble Company manufactures one product. Its variable manufacturing overhead is applied to production based on direct labor-hours and its standard cost card per unit is as follows:

Direct materials: 5 pounds at $10 per pound	$	50
Direct labor: 2 hours at $15 per hour		30
Variable overhead: 2 hours at $5 per hour		10
Total standard cost per unit	$	90

The planning budget for March was based on producing and selling 32,000 units. However, during March the company actually produced and sold 37,600 units and incurred the following costs:

a.	Purchased 200,000 pounds of raw materials at a cost of $9.40 per pound. All of this material was used in production.
b.	Direct laborers worked 75,000 hours at a rate of $16 per hour.
c.	Total variable manufacturing overhead for the month was $558,750.