Use the following to answer questions $46-48$:

Brinkman Corporation bought equipment on January $1,2016.$ The equipment cost $$90,000$ and had an expected salvage value of $$15,000.$ The life of the equipment was estimated to be $6$ years.

$46.$ The depreciable cost of the equipment is

A$)$ $$90,000$

B$)$ $$75,000$

C$)$ $$50,000$

D$)$ $$12,000$

$47.$ The depreciation expense using the straight line method of depreciation is

A$)$ $$17,500$

B$)$ $$18,000$

C$)$ $$12,500$

D$).$ none of the above

$48.$ The book value of the equipment at the beginning of the third year would be

A$)$ $$90,000$

B$)$ $$75,000$

C$)$ $$65,000$

D$)$ $$25,000.$

$49.$ Equipment costing $$30,000$ with a salvage value of $$6$;$000$ and an estimated life of $8$ years has been depreciated using the straight$-$line method for $2$ years. Assuming a revised estimated total life of $5$ years and no change in the salvage value, the depreciation expense for $3$ years would be

A$)$ $$3,600$

B$)$ $$8,000$

C$)$ $$6,000$

D$)$ $$4,800$