Answer:
Your question needs more data, however; See a complete question and see how it is answered for your guidance.
Explanation:
Total estimated machine hours
= Total manufacturing overhead / Plantwide predetermined overhead rate
= ( 255000 + 155000 ) / 10.00
= 41000 MH
Machine hours expected in Department 2
= Total estimated machine hours - Machine hours of Department 1
= 41000 - 15500
= 25500 MH