Following is a partial 2012 corporate income tax schedule:

Taxable Income

Beginning Ending Bracket Marginal

Amount Amount Amount Tax Rate

$1 $50,000 $50,000 0.15

$50,000 $75,000 $25,000 0.25

$75,000 $100,000 $25,000 0.34

For a corporation with taxable income of $90,000, calculate:

Total tax = ??

Average tax rate = ??

Marginal tax rate = ??