Answer:
The Journal entries are as follows:
(i) Manufacturing Overheads Account Dr. $900
To Accumulated Depreciation $300
To Cash account $100
To Utilities payable $500
(To record the expenses incurred)
(ii) Work in process inventory A/c ($1.50 × 450) Dr. $675
To Manufacturing Overhead $675
(To record the allocation of overhead at the predetermined rate of $1.50 per machine hour)