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Chapter 3: Applying Excel
Data
Allocation base	Machine-hours
Estimated manufacturing overhead cost	$290,700
Estimated total amount of the allocation base	57,000	machine-hours
Actual manufacturing overhead cost	$281,700
Actual total amount of the allocation base	60,000	machine-hours

(a) What is the Predetermined overhead rate? (Round your answer to 2 decimal places.

(b) By how much is the manufacturing overhead underapplied or overapplied?