A saleperson's commission iskpercent of the selling price of a car. Which of the following represents the commission, in dollars, on 2 cars that sold for $14,000 each?

A. 280k

B. 7,000K

C. 28,000K

D. [14,000/(100+2K)]

E. [(28,000+K)/100]

Why does the SAT have 5 choices instead of 4... ugh makes me mad... i took a practice test today and got 700 on math section... i got this one wrong