If the price of gasoline increases by 20% and a driver intends to spend only 14% more on gasoline, by how much percent should the driver reduce the quantity of gasoline that he buys?	Choose the most appropriate option
A) 1%
B) 2%
C) 4%
D) 5%
E) 6%
Let x be the amount of gasoline the driver buys originally.   Let y be the new amount of gasoline the driver should buy.   Let P be the original price per liter.   (1.2*P)y = 1.14(P*x)   y = (1.14/1.2)= 
<gadget id="calculator">(1.14/1.2)</gadget>
<output>0.95</output>
0.95x which is a reduction of 5%.   The answer is 5%.
<result>D</result>
If the price of gasoline increases by 20% and a driver intends to spend only 14% more on gasoline, by how much percent should the driver reduce the quantity of gasoline that he buys?