Anne bought a computer for $2,000 and then paid a 5 percent sales tax, and Henry bought a computer for $1,800 and then paid a 12 percent sales tax. The total amount that Henry paid, including sales tax, was what percent less than the total amount that Anne paid, including sales tax?  Answers:
A) 3% B) 4% C) 7% D) 10% E) 12%
Cost of Computer = $2000   Sales tax = (5/100)*2000= 
<gadget id="calculator">(5/100)*2000</gadget>
<output>100</output>
$100   Total Cost of Computer= 2000 + 100= 
<gadget id="calculator">2000 + 100</gadget>
<output>2_100</output>
2100   For Henry   Cost of Computer= $1800   Sales tax = (12/100)*1800= 
<gadget id="calculator">(12/100)*1800</gadget>
<output>216</output>
$216   Total Cost of Computer= 1800 + 216= 
<gadget id="calculator">1800 + 216</gadget>
<output>2_016</output>
2016   % that Henry paid less than Anne= (2100 - 2016)*100/2100= 
<gadget id="calculator">(2100 - 2016)*100/2100</gadget>
<output>4</output>
4%   Answer: Option 4%
<result>B</result>
Anne bought a computer for $2,000 and then paid a 5 percent sales tax, and Henry bought a computer for $1,800 and then paid a 12 percent sales tax. The total amount that Henry paid, including sales tax, was what percent less than the total amount that Anne paid, including sales tax?