Answer:
Book value of asset by December 31, 2017=$123,500
Explanation:
The depreciable cost of the new asset can be expressed as;
depreciable cost=purchase cost-salvage value
where;
purchase cost=$130,000
salvage value=$20,000
replacing;
depreciable cost=130,000-20,000=$110,000
depreciable cost=$110,000
annual depreciation expense=depreciable cost/useful life
annual depreciation expense=110,000/10=$11,000
The depreciation rate=(annual depreciation expense/depreciable cost)×100
depreciation rate=(11,000/110,000)×100=10%
depreciation rate for the first year=10%×2=20%
accumulated depreciation=carrying value×rate×number of years
accumulated depreciation by December 31, 2017
=130,000×20%×(3/12)=$6,500
Book value of asset by December 31, 2017=purchase cost-accumulated depreciation by December 31, 2017
Book value of asset by December 31, 2017=(130,000-6,500)=$123,500