The price of commodity X increases by 45 cents every year, while the price of commodity Y increases by 20 cents every year. In 2001, the price of commodity X was $5.20 and the price of commodity Y was $7.30. In which year will the price of commodity X be 35 cents less than the price of commodity Y?
Choose the correct answer:
A) 2006
B) 2007
C) 2008
D) 2009
E) 2010
The price of commodity X increases 25 cents each year relative to commodity Y.   The price difference is $2.10 and commodity X needs to be 35 cents less than commodity Y.   $1.75 / 25 cents = 7 years   The answer is   2001 + 7= 
<gadget id="calculator">  2001 + 7</gadget>
<output>2_008</output>
2008.   The answer is 2008.
<result>C</result>
The price of commodity X increases by 45 cents every year, while the price of commodity Y increases by 20 cents every year. In 2001, the price of commodity X was $5.20 and the price of commodity Y was $7.30. In which year will the price of commodity X be 35 cents less than the price of commodity Y?