From the beginning to the end of 2007, the price of a stock rose 20 percent. In 2008, it dropped 25 percent. In 2009, it rose 20 percent. What percent of the stock’s 2007 starting price was the price of the stock at the end of 2009?	Choose one.
A) 80  B) 90  C) 95  D) 100  E) 108
Assume a value at the beginning of 2007. As this is a % question, assume P=100.   At the end of 2007 it becmae = 1.2*100= 
<gadget id="calculator">1.2*100</gadget>
<output>120</output>
120   At the end of 2008 it decreased by 25%= 120*.75= 
<gadget id="calculator">120*.75</gadget>
<output>90</output>
90   At the end of 2009 it increased by 20%= 90*1.2= 
<gadget id="calculator">90*1.2</gadget>
<output>108</output>
108   Thus ratio= 108/100= 
<gadget id="calculator">108/100</gadget>
<output>27/25 = around 1.08</output>
1.08 (in % terms= 108%). Thus 108 is the correct answer.
<result>E</result>
From the beginning to the end of 2007, the price of a stock rose 20 percent. In 2008, it dropped 25 percent. In 2009, it rose 20 percent. What percent of the stock’s 2007 starting price was the price of the stock at the end of 2009?