Final answer:
The cost of manufacturing one speaker for Excellent, Inc. in May is calculated by dividing the total production costs of $116,250 by the equivalent units of 1,550, resulting in a cost of $75 per speaker.
Step-by-step explanation:
To calculate the cost of manufacturing one speaker for May at Excellent, Inc., we use the total production costs and the equivalent units of production. First, we divide the total production costs of $116,250 by the equivalent units which total 1,550 units. This will give us the cost per equivalent unit or the cost per speaker.
The calculation is as follows:
$116,250 total production costs ÷ 1,550 equivalent units = $75 cost per speaker
Therefore, the cost of manufacturing one speaker in the month of May is $75.