Final answer:
The net income for the practice for the month of June is $7,680.
Step-by-step explanation:
To calculate the net income for the practice for the month of June, we need to subtract the practice expenses from the revenue. In this case, the practice expenses are $8,500 and the revenue is $16,180. So, the net income is $16,180 - $8,500 = $7,680. Therefore, the correct answer is option a) $7,680.