1a) In applying costs using a predetermined overhead rate, the most common allocation base is generally

	a.	indirect materials used.
	b.	indirect labour hours.
	c.	direct labour hours.
	d.	direct materials used.

1b) Which one of the following is used to calculate the predetermined overhead rate?

	a.	applied overhead costs
	b.	predetermined overhead costs
	c.	actual overhead costs
	d.	estimated overhead costs