A piece of equipment is purchased for $$40,000$ and has an estimated salvage value of $$1,000$ at the end of the recovery period which is five years. Prepare a depreciation schedule for the piece of equipment using:

a$.$ the straight$-$line method

b$.$ sum$-$of$-$the$-$years method

c$.200\%$ declining$-$balance method

d$.150\%$ declining$-$balance method