Claybrooks Corporation has two manufacturing departments--Casting and Assembly. The company used the following data at the beginning of the year to calculate predetermined overhead rates:

	Casting	Assembly	Total
Estimated total machine-hours (MHs)	3,000	2,000	5,000
Estimated total fixed manufacturing overhead cost	$ 17,700	$ 5,800	$ 23,500
Estimated variable manufacturing overhead cost per MH	$ 1.50	$ 2.20

Assume that the company uses departmental predetermined overhead rates with machine-hours as the allocation base in both departments. The departmental predetermined overhead rate in the Casting Department is closest to:

Group of answer choices

$1.50

$7.40

$5.90

$6.48