Answer and Explanation:
The computation of the overhead rate for each activity is shown below:
Machine setup is
= $157,500 ÷ 2,100
= $75 per machine setup
Machining is
= $421,600 ÷ 24,800
= $17 per machine hour
And, for Inspections, it is
= $60,000 ÷ 1,200
= $50 per inspection
In this way it should be calculated