20- The write-off of the cost of plant and equipment is called

a.amortization.

b.depletion.

c.deterioration.

d.depreciation.

21- Use the following data:

Asset cost	$80,000
Expected life	3 years
Estimated salvage value	$10,000

Using the sum-of-the-year's-digits method, the amount of depreciation for the first year would be

a.$20,000.

b.$40,000.

c.$26,666.

d.$35,000.

22- Use the following data:

Asset cost	$120,000
Expected life	3 years
Estimated salvage value	$15,000

Using the straight-line method, the amount of depreciation each year would be

a.$35,000.

b.$40,000.

c.$45,000.

d.$15,000.

23- Tangible assets include

a.patents.

b.copyrights.

c.trademarks.

d.cash.