Answer and Explanation:
1. Accumulated Depreciation Dr, $141,372 ( $166,320 × 5% × 17 years)
Loss on Disposal of Building Dr, $31,194
To Buildings A/c $166,320
To Cash A/c $6,246
(Being cash paid is recorded)
2. Accumulated Depreciation Dr, $14,112 ($20,160 × 10% × 7 years)
Cash Dr, $3,276 ($3,654 - $378)
Loss on disposal of plant assets Dr, $2,772
To Machinery $20,160
(Being loss is recorded)
3. Machinery Dr, $2,520
To Cash $2,520
(Being cash paid is recorded)
4. Machinery Dr, $6,930
Accumulated depreciation - Machinery Dr, $2,646
($4,410 × 10% × 6 years)
Loss on disposal of plant assets Dr, $1,764 ($4,410 - $2,646)
To Cash $6,930
To Machinery $4,410
(Being cash paid is recorded)
5. Maintenance expenses Dr, $8,694
To Cash $8,694
(Being cash paid is recorded)